mirror of
https://github.com/bitburner-official/bitburner-src.git
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TERMINAL: Tweaks and bugfixes to grep (#1431)
This commit is contained in:
muesli4brekkies
GitHub
parent
21e984bda6
commit
357cc568e9
@ -13,150 +13,123 @@ const DEFAULT: string = "\x1b[0m";
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const GREEN: string = "\x1b[32m";
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const MAGENTA: string = "\x1b[35m";
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const CYAN: string = "\x1b[36m";
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const YELLOW: string = "\x1b[33m";
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const WHITE: string = "\x1b[37m";
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// Options and ValidArgs key names must correlate
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class ArgStrings {
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const ERR = {
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noArgs: "grep argument error. Usage: grep [OPTION]... PATTERN [FILE]... [-O] [OUTPUT FILE] [-m -B/A/C] [NUM]",
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noSearchArg:
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"grep argument error: At least one FILE argument must be passed, or pass -*/--search-all to search all files on server",
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badArgs: (args: string[]) => "grep argument error: Invalid argument(s): " + args.join(", "),
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badParameter: (option: string, arg: string) =>
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`grep argument error: Incorrect ${option} argument "${arg}". Must be a number. OPTIONS with additional parameters (-O, -m, -B/A/C) must be separated from other options`,
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outFileExists: (path: string) =>
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`grep file output failed: Invalid output file "${path}". Output file must not already exist. Pass -f/--allow-overwrite to overwrite.`,
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badOutFile: (path: string) =>
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`grep file output failed: Invalid output file "${path}". Output file path must be a valid .txt file.`,
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truncated: () =>
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`\n${YELLOW}Terminal output truncated to ${Settings.MaxTerminalCapacity} lines (Max terminal capacity)`,
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} as const;
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type ArgStrings = {
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short: readonly string[];
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long: readonly string[];
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};
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constructor(validArgs: ArgStrings) {
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this.long = validArgs.long;
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this.short = validArgs.long;
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}
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}
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interface Options {
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type Options = {
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isRegExpr: boolean;
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isLineNum: boolean;
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isNamed: boolean;
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isNotNamed: boolean;
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isInvertMatch: boolean;
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isMaxMatches: boolean;
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isQuiet: boolean;
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isVerbose: boolean;
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isToFile: boolean;
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isOverWrite: boolean;
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isPreContext: boolean;
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isContext: boolean;
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isPostContext: boolean;
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isHelp: boolean;
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isSearchAll: boolean;
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isPipeIn: boolean;
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// exceptions: these options are not explicitly checked against passed arguments
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isMultiFile: boolean;
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hasContextFlag: boolean;
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}
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interface ValidArgs {
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isRegExpr: ArgStrings;
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};
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isLineNum: ArgStrings;
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isNamed: ArgStrings;
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isNotNamed: ArgStrings;
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isInvertMatch: ArgStrings;
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isMaxMatches: ArgStrings;
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type Parameters = {
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preContext: string;
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context: string;
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postContext: string;
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isQuiet: ArgStrings;
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isVerbose: ArgStrings;
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outfile: string;
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maxMatches: string;
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};
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isToFile: ArgStrings;
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isOverWrite: ArgStrings;
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type ValidParams<T extends keyof Parameters> = {
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[key in T]: ArgStrings;
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};
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isPreContext: ArgStrings;
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isContext: ArgStrings;
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isPostContext: ArgStrings;
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const VALID_PARAMS: ValidParams<keyof Parameters> = {
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preContext: { short: ["-B"], long: ["--before-context"] },
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context: { short: ["-C"], long: ["--context"] },
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postContext: { short: ["-A"], long: ["--after-context"] },
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isHelp: ArgStrings;
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maxMatches: { short: ["-m"], long: ["--max-count"] },
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outfile: { short: ["-O"], long: ["--output"] },
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};
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isSearchAll: ArgStrings;
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isPipeIn: ArgStrings;
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}
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const VALID_ARGS: ValidArgs = {
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type ValidArgs<T extends keyof Options> = {
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[key in T]: ArgStrings;
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};
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const VALID_ARGS: ValidArgs<keyof Options> = {
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isRegExpr: { short: ["-R"], long: ["--regexp"] },
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isLineNum: { short: ["-n"], long: ["--line-number"] },
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isNamed: { short: ["-H"], long: ["--with-filename"] },
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isNotNamed: { short: ["-h"], long: ["--no-filename"] },
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isInvertMatch: { short: ["-v"], long: ["--invert-match"] },
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isMaxMatches: { short: ["-m"], long: ["--max-count"] },
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isQuiet: { short: ["-q"], long: ["--silent", "--quiet"] },
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isVerbose: { short: ["-V"], long: ["--verbose"] },
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isToFile: { short: ["-O"], long: ["--output"] },
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isOverWrite: { short: ["-f"], long: ["--allow-overwrite"] },
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isPreContext: { short: ["-B"], long: ["--before-context"] },
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isContext: { short: ["-C"], long: ["--context"] },
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isPostContext: { short: ["-A"], long: ["--after-context"] },
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isSearchAll: { short: ["-*"], long: ["--search-all"] },
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isPipeIn: { short: ["-p"], long: ["--pipe-terminal"] },
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isHelp: { short: [], long: ["--help"] },
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} as const;
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//
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interface Errors {
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noArgs: string;
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noSearchArg: string;
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badSearchFile: (str: string[]) => string;
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badParameter: (opt: string, arg: string) => string;
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badOutFile: (str: string) => string;
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outFileExists: (str: string) => string;
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truncated: () => string;
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}
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const ERR: Errors = {
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noArgs: "grep argument error. Usage: grep [OPTION]... PATTERN [FILE]... [-O] [OUTPUT FILE] [-B/A/C] [NUM]",
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noSearchArg:
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"grep argument error: At least one FILE argument must be passed, or pass -*/--search-all to search all files on server",
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badSearchFile: (files: string[]) =>
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`grep argument error: Invalid filename(s): ${files.join(
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", ",
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)}. OPTIONS with additional parameters (-O, -m, -B/A/C) must be separated from other options`,
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badParameter: (option: string, arg: string) =>
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`grep argument error: Incorrect ${option} argument "${arg}". Must be a number.`,
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outFileExists: (path: string) =>
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`grep file output failed: Invalid output file "${path}". Output file must not already exist. Pass -f/--allow-overwrite to overwrite.`,
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badOutFile: (path: string) =>
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`grep file output failed: Invalid output file "${path}". Output file must be a text file.`,
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truncated: () => `\n${RED}Terminal output truncated to ${Settings.MaxTerminalCapacity} lines (Max terminal capacity)`,
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isMultiFile: { short: [], long: [] },
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hasContextFlag: { short: [], long: [] },
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} as const;
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class Args {
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args: string[];
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options: Options;
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params: Parameters;
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constructor(args: (string | number | boolean)[]) {
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this.args = args.map(String);
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this.options = this.INIT_OPTIONS;
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this.params = this.INIT_PARAMS;
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}
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initOptions: Options = {
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INIT_OPTIONS: Options = {
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isRegExpr: false,
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isLineNum: false,
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isNamed: false,
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isNotNamed: false,
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isInvertMatch: false,
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isMaxMatches: false,
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isQuiet: false,
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isVerbose: false,
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isToFile: false,
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isOverWrite: false,
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isPreContext: false,
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isContext: false,
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isPostContext: false,
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isSearchAll: false,
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isPipeIn: false,
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@ -166,109 +139,124 @@ class Args {
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hasContextFlag: false,
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};
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mapArgToOpts(fullArg: string, options: Options): [Options, boolean] {
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let isOption = false;
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for (const key of Object.keys(VALID_ARGS)) {
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const stripDash = (arg: string) => arg.replace("-", "");
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if (!fullArg.startsWith("-")) break;
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// check long args
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const theseArgs = VALID_ARGS[key as keyof ValidArgs];
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const allArgs = [...theseArgs.long, ...theseArgs.short];
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if (allArgs.includes(fullArg)) {
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options[key as keyof Options] = true;
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isOption = true;
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}
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// check multiflag args
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const multiFlag = stripDash(fullArg);
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const shortArgs = theseArgs.short.map(stripDash);
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if (multiFlag.length > 1 && shortArgs.some((arg) => [...multiFlag].includes(arg))) {
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options[key as keyof Options] = true;
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isOption = true;
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}
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}
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return [options, isOption];
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}
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INIT_PARAMS: Parameters = {
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preContext: "",
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context: "",
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postContext: "",
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maxMatches: "",
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outfile: "",
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};
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splitOptsAndArgs(): [Options, string[], string, string, string] {
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let outFile, limit, context;
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[outFile, this.args] = this.spliceOptParam(VALID_ARGS.isToFile);
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[limit, this.args] = this.spliceOptParam(VALID_ARGS.isMaxMatches);
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[context, this.args] = this.spliceOptParam(VALID_ARGS.isPreContext);
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if (!context) [context, this.args] = this.spliceOptParam(VALID_ARGS.isContext);
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if (!context) [context, this.args] = this.spliceOptParam(VALID_ARGS.isPostContext);
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const [options, otherArgs] = this.args.reduce(
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([options, otherArgs]: [Options, string[]], fullArg: string): [Options, string[]] => {
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let isOption = false;
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[options, isOption] = this.mapArgToOpts(fullArg, options);
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return isOption ? [options, otherArgs] : [options, [...otherArgs, fullArg]];
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},
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[this.initOptions, []],
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);
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const outFileStr = outFile ?? "";
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const limitNum = limit ?? "";
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const contextNum = context ?? "";
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return [options, otherArgs, outFileStr, contextNum, limitNum];
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}
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spliceOptParam(validArgs: ArgStrings): [string, string[]] | [undefined, string[]] {
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private spliceParam(validArgs: ArgStrings): string {
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console.log(validArgs);
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const argIndex = [...validArgs.long, ...validArgs.short].reduce((ret: number, arg: string) => {
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const argIndex = this.args.indexOf(arg);
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return argIndex > -1 ? argIndex : ret;
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}, NaN);
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if (isNaN(argIndex)) return [undefined, this.args];
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if (isNaN(argIndex)) return "";
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const nextArg = this.args.splice(argIndex + 1, 1)[0];
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return this.args.splice(argIndex + 1, 1)[0];
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}
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return [nextArg, this.args];
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private spliceOptionalParams(): Args {
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for (const [key, validArgs] of Object.entries(VALID_PARAMS)) {
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this.params[key as keyof Parameters] = this.spliceParam(validArgs);
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}
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return this;
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}
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private reduceToOptionsAndFiles(): string[] {
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const stripDash = (arg: string) => arg.slice(1);
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const argKeys = Object.keys(VALID_ARGS).map((k) => k as keyof Options);
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const paramKeys = Object.keys(VALID_PARAMS).map((k) => k as keyof Parameters);
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const allValidArgs: string[] = [];
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let validFlagChars = "";
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for (const key of paramKeys) {
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const argString = VALID_PARAMS[key];
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allValidArgs.push(...argString.long, ...argString.short);
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}
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for (const key of argKeys) {
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const argString = VALID_ARGS[key];
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allValidArgs.push(...argString.long, ...argString.short);
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validFlagChars += argString.short.map(stripDash).join("");
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}
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const fileArgs = this.args.reduce((fileArgs: string[], fullArg: string): string[] => {
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if (!fullArg.startsWith("-")) return [...fileArgs, fullArg];
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const isLongArg = fullArg.startsWith("--");
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const isShortArg = fullArg.length === 2;
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let isBadArg = false;
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for (const key of argKeys) {
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const argStrings = VALID_ARGS[key];
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// check for exact matches
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if (isLongArg || isShortArg) {
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isBadArg = !allValidArgs.includes(fullArg);
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if (!isBadArg && [...argStrings.long, ...argStrings.short].includes(fullArg)) {
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this.options[key] = true;
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}
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} else {
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// or check multiflag
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const flagStr = stripDash(fullArg);
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const shortArgs = argStrings.short.map(stripDash);
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isBadArg = [...flagStr].some((char) => !validFlagChars.includes(char));
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if (!isBadArg && shortArgs.some((arg) => [...flagStr].includes(arg))) {
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this.options[key] = true;
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}
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}
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}
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return !isBadArg ? fileArgs : [...fileArgs, fullArg];
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}, []);
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return fileArgs;
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}
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splitOptsAndArgs(): [string[], Options, Parameters] {
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return [this.spliceOptionalParams().reduceToOptionsAndFiles(), this.options, this.params];
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}
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}
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interface LineStrings {
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type LineStrings = {
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rawLine: string;
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prettyLine: string;
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}
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};
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interface ParsedLine {
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type ParsedLine = {
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isPrint: boolean;
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isMatched: boolean;
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lines: LineStrings;
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filename: string;
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isFileSep: boolean;
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}
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};
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class Results {
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lines: ParsedLine[];
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results: ParsedLine[];
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areEdited: boolean;
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numMatches: number;
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options: Options;
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matchCounter: number;
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matchLimit: number;
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params: Parameters;
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constructor(results: ParsedLine[], options: Options, matchLimit: number) {
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this.lines = results;
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constructor(results: ParsedLine[], options: Options, params: Parameters) {
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this.results = results;
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this.options = options;
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this.params = params;
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this.areEdited = results.some((line) => line.isMatched);
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this.numMatches = results.reduce((acc, result) => acc + Number(result.isMatched), 0);
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this.matchLimit = matchLimit;
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this.matchCounter = 0;
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}
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addContext(context: number): Results {
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const nContext = isNaN(Number(context)) ? 0 : Number(context);
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for (const [editLineIndex, line] of this.lines.entries()) {
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for (const [editLineIndex, line] of this.results.entries()) {
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if (!line.isMatched) continue;
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for (let contextLineIndex = 0; contextLineIndex <= nContext; contextLineIndex++) {
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let contextLine;
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if (this.options.isPreContext) {
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contextLine = this.lines[editLineIndex - contextLineIndex];
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} else if (this.options.isPostContext) {
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contextLine = this.lines[editLineIndex + contextLineIndex];
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} else if (this.options.isContext) {
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contextLine = this.lines[editLineIndex - Math.floor(nContext / 2) + contextLineIndex];
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if (this.params.preContext) {
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contextLine = this.results[editLineIndex - contextLineIndex];
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} else if (this.params.postContext) {
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contextLine = this.results[editLineIndex + contextLineIndex];
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} else if (this.params.context) {
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contextLine = this.results[editLineIndex - Math.floor(nContext / 2) + contextLineIndex];
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} else {
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contextLine = line;
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}
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@ -282,7 +270,7 @@ class Results {
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splitAndFilter(): [string[], string[]] {
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const rawResult = [];
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const prettyResult = [];
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for (const lineInfo of this.lines) {
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for (const lineInfo of this.results) {
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if (lineInfo.isPrint === this.options.isInvertMatch) continue;
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rawResult.push(lineInfo.lines.rawLine);
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prettyResult.push(lineInfo.lines.prettyLine);
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@ -291,10 +279,12 @@ class Results {
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}
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capMatches(limit: number): Results {
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if (!this.options.isMaxMatches) return this;
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for (const line of this.lines) {
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if (line.isMatched) this.matchCounter += 1;
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if (this.matchCounter > limit) line.isMatched = false;
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if (!this.params.maxMatches) return this;
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let matchCounter = 0;
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for (const line of this.results) {
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if (line.isMatched) matchCounter += 1;
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if (matchCounter > limit) line.isMatched = false;
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}
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return this;
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}
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@ -302,7 +292,7 @@ class Results {
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getVerboseInfo(files: ContentFile[], pattern: string | RegExp, options: Options): string {
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if (!options.isVerbose) return "";
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const suffix = (pre: string, num: number) => pre + (num === 1 ? "" : "s");
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const totalLines = this.lines.length;
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const totalLines = this.results.length;
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const matchCount = Math.abs((options.isInvertMatch ? totalLines : 0) - this.numMatches);
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const inputStr = options.isPipeIn
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? "piped from terminal "
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@ -312,7 +302,9 @@ class Results {
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.join(", ");
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return [
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`\n${(options.isMaxMatches ? this.matchLimit : matchCount) + (options.isInvertMatch ? " INVERTED" : "")} `,
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`\n${
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(this.params.maxMatches ? this.params.maxMatches : matchCount) + (options.isInvertMatch ? " INVERTED" : "")
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} `,
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suffix("line", matchCount) + " matched ",
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`against PATTERN "${pattern.toString()}" `,
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`in ${totalLines} ${suffix("line", totalLines)}, `,
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@ -385,17 +377,15 @@ function writeToTerminal(
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files: ContentFile[],
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pattern: string | RegExp,
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): void {
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const printResult = prettyResult.slice(prettyResult.length - Settings.MaxTerminalCapacity); // limit printing to terminal
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const isTruncated = prettyResult.length !== printResult.length;
|
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const printResult = prettyResult.slice(0, Math.min(prettyResult.length, Settings.MaxTerminalCapacity)); // limit printing to terminal
|
||||
const verboseInfo = results.getVerboseInfo(files, pattern, options);
|
||||
const truncateInfo = isTruncated ? ERR.truncated() : "";
|
||||
|
||||
const truncateInfo = prettyResult.length !== printResult.length ? ERR.truncated() : "";
|
||||
if (results.areEdited) Terminal.print(printResult.join("\n") + truncateInfo);
|
||||
if (options.isVerbose) Terminal.print(verboseInfo);
|
||||
}
|
||||
|
||||
function checkOutFile(outFileStr: string, options: Options, server: BaseServer): ContentFilePath | void {
|
||||
if (!options.isToFile) return;
|
||||
if (!outFileStr) return;
|
||||
const outFilePath = Terminal.getFilepath(outFileStr);
|
||||
if (!outFilePath || !hasTextExtension(outFilePath)) {
|
||||
return Terminal.error(ERR.badOutFile(outFileStr));
|
||||
@ -411,25 +401,26 @@ function grabTerminal(): string[] {
|
||||
export function grep(args: (string | number | boolean)[], server: BaseServer): void {
|
||||
if (!args.length) return Terminal.error(ERR.noArgs);
|
||||
|
||||
const [options, otherArgs, outFile, context, limit] = new Args(args).splitOptsAndArgs();
|
||||
const [otherArgs, options, params] = new Args(args).splitOptsAndArgs();
|
||||
if (options.isHelp) return help(["grep"]);
|
||||
options.hasContextFlag = !!params.context || !!params.preContext || !!params.postContext;
|
||||
|
||||
const nContext = Math.max(Number(params.preContext), Number(params.context), Number(params.postContext));
|
||||
const nLimit = Number(params.maxMatches);
|
||||
|
||||
if (options.hasContextFlag && (!nContext || isNaN(Number(params.context))))
|
||||
return Terminal.error(ERR.badParameter("context", params.context));
|
||||
if (params.maxMatches && (!nLimit || isNaN(Number(params.maxMatches))))
|
||||
return Terminal.error(ERR.badParameter("limit", params.maxMatches));
|
||||
|
||||
const [files, notFiles] = options.isSearchAll ? getServerFiles(server) : getArgFiles(otherArgs.slice(1));
|
||||
const outFilePath = checkOutFile(outFile, options, server);
|
||||
|
||||
if (notFiles.length) return Terminal.error(ERR.badArgs(notFiles));
|
||||
if (!options.isPipeIn && !options.isSearchAll && !files.length) return Terminal.error(ERR.noSearchArg);
|
||||
|
||||
options.isMultiFile = files.length > 1;
|
||||
options.hasContextFlag = options.isContext || options.isPreContext || options.isPostContext;
|
||||
|
||||
// error checking
|
||||
if (options.isToFile && !outFilePath) return; // associated errors are printed in checkOutFile
|
||||
if (options.isHelp) return help(["grep"]);
|
||||
if (notFiles.length) return Terminal.error(ERR.badSearchFile(notFiles));
|
||||
if (!options.isPipeIn && !options.isSearchAll && !files.length) return Terminal.error(ERR.noSearchArg);
|
||||
if (options.hasContextFlag && (context === "" || isNaN(Number(context))))
|
||||
return Terminal.error(ERR.badParameter("context", context));
|
||||
if (options.isMaxMatches && (limit === "" || isNaN(Number(limit))))
|
||||
return Terminal.error(ERR.badParameter("limit", limit));
|
||||
|
||||
const nContext = Number(context);
|
||||
const nLimit = Number(limit);
|
||||
const outFilePath = checkOutFile(params.outfile, options, server);
|
||||
if (params.outfile && !outFilePath) return; // associated errors are printed in checkOutFile
|
||||
|
||||
try {
|
||||
const pattern = options.isRegExpr ? new RegExp(otherArgs[0], "g") : otherArgs[0];
|
||||
@ -437,12 +428,12 @@ export function grep(args: (string | number | boolean)[], server: BaseServer): v
|
||||
const termParser = lineParser.bind(null, options, "Terminal");
|
||||
const fileParser = parseFile.bind(null, lineParser, options);
|
||||
const contentToMatch = options.isPipeIn ? grabTerminal().map(termParser) : files.flatMap(fileParser);
|
||||
const results = new Results(contentToMatch, options, nLimit);
|
||||
const results = new Results(contentToMatch, options, params);
|
||||
const [rawResult, prettyResult] = results.capMatches(nLimit).addContext(nContext).splitAndFilter();
|
||||
|
||||
if (options.isPipeIn) files.length = 0;
|
||||
if (!options.isQuiet) writeToTerminal(prettyResult, options, results, files, pattern);
|
||||
if (options.isToFile && outFilePath) server.writeToContentFile(outFilePath, rawResult.join("\n"));
|
||||
if (params.outfile && outFilePath) server.writeToContentFile(outFilePath, rawResult.join("\n"));
|
||||
} catch (e) {
|
||||
Terminal.error("grep processing error: " + e);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user