diff --git a/web/src/js/filt/command.js b/web/src/js/filt/command.js new file mode 100644 index 000000000..20fa482e7 --- /dev/null +++ b/web/src/js/filt/command.js @@ -0,0 +1,825 @@ +import * as flowutils from "../flow/utils" +export default (function() { + "use strict"; + + /* + * Generated by PEG.js 0.9.0. + * + * http://pegjs.org/ + */ + + function peg$subclass(child, parent) { + function ctor() { this.constructor = child; } + ctor.prototype = parent.prototype; + child.prototype = new ctor(); + } + + function peg$SyntaxError(message, expected, found, location) { + this.message = message; + this.expected = expected; + this.found = found; + this.location = location; + this.name = "SyntaxError"; + + if (typeof Error.captureStackTrace === "function") { + Error.captureStackTrace(this, peg$SyntaxError); + } + } + + peg$subclass(peg$SyntaxError, Error); + + function peg$parse(input) { + var options = arguments.length > 1 ? arguments[1] : {}, + parser = this, + + peg$FAILED = {}, + + peg$startRuleFunctions = { Expr: peg$parseExpr }, + peg$startRuleFunction = peg$parseExpr, + + peg$c0 = function(s, rest) { return [s, ...rest]; }, + peg$c1 = function(s) { return [s]; }, + peg$c2 = function() { return ""; }, + peg$c3 = { type: "other", description: "string" }, + peg$c4 = "\"", + peg$c5 = { type: "literal", value: "\"", description: "\"\\\"\"" }, + peg$c6 = function(chars) { return chars.join(""); }, + peg$c7 = "'", + peg$c8 = { type: "literal", value: "'", description: "\"'\"" }, + peg$c9 = /^["\\]/, + peg$c10 = { type: "class", value: "[\"\\\\]", description: "[\"\\\\]" }, + peg$c11 = { type: "any", description: "any character" }, + peg$c12 = function(char) { return char; }, + peg$c13 = "\\", + peg$c14 = { type: "literal", value: "\\", description: "\"\\\\\"" }, + peg$c15 = /^['\\]/, + peg$c16 = { type: "class", value: "['\\\\]", description: "['\\\\]" }, + peg$c17 = /^['"\\]/, + peg$c18 = { type: "class", value: "['\"\\\\]", description: "['\"\\\\]" }, + peg$c19 = "n", + peg$c20 = { type: "literal", value: "n", description: "\"n\"" }, + peg$c21 = function() { return "\n"; }, + peg$c22 = "r", + peg$c23 = { type: "literal", value: "r", description: "\"r\"" }, + peg$c24 = function() { return "\r"; }, + peg$c25 = "t", + peg$c26 = { type: "literal", value: "t", description: "\"t\"" }, + peg$c27 = function() { return "\t"; }, + peg$c28 = { type: "other", description: "whitespace" }, + peg$c29 = /^[ \t\n\r]/, + peg$c30 = { type: "class", value: "[ \\t\\n\\r]", description: "[ \\t\\n\\r]" }, + peg$c31 = { type: "other", description: "control character" }, + peg$c32 = /^[|&!()~"]/, + peg$c33 = { type: "class", value: "[|&!()~\"]", description: "[|&!()~\"]" }, + peg$c34 = { type: "other", description: "optional whitespace" }, + + peg$currPos = 0, + peg$savedPos = 0, + peg$posDetailsCache = [{ line: 1, column: 1, seenCR: false }], + peg$maxFailPos = 0, + peg$maxFailExpected = [], + peg$silentFails = 0, + + peg$result; + + if ("startRule" in options) { + if (!(options.startRule in peg$startRuleFunctions)) { + throw new Error("Can't start parsing from rule \"" + options.startRule + "\"."); + } + + peg$startRuleFunction = peg$startRuleFunctions[options.startRule]; + } + + function text() { + return input.substring(peg$savedPos, peg$currPos); + } + + function location() { + return peg$computeLocation(peg$savedPos, peg$currPos); + } + + function expected(description) { + throw peg$buildException( + null, + [{ type: "other", description: description }], + input.substring(peg$savedPos, peg$currPos), + peg$computeLocation(peg$savedPos, peg$currPos) + ); + } + + function error(message) { + throw peg$buildException( + message, + null, + input.substring(peg$savedPos, peg$currPos), + peg$computeLocation(peg$savedPos, peg$currPos) + ); + } + + function peg$computePosDetails(pos) { + var details = peg$posDetailsCache[pos], + p, ch; + + if (details) { + return details; + } else { + p = pos - 1; + while (!peg$posDetailsCache[p]) { + p--; + } + + details = peg$posDetailsCache[p]; + details = { + line: details.line, + column: details.column, + seenCR: details.seenCR + }; + + while (p < pos) { + ch = input.charAt(p); + if (ch === "\n") { + if (!details.seenCR) { details.line++; } + details.column = 1; + details.seenCR = false; + } else if (ch === "\r" || ch === "\u2028" || ch === "\u2029") { + details.line++; + details.column = 1; + details.seenCR = true; + } else { + details.column++; + details.seenCR = false; + } + + p++; + } + + peg$posDetailsCache[pos] = details; + return details; + } + } + + function peg$computeLocation(startPos, endPos) { + var startPosDetails = peg$computePosDetails(startPos), + endPosDetails = peg$computePosDetails(endPos); + + return { + start: { + offset: startPos, + line: startPosDetails.line, + column: startPosDetails.column + }, + end: { + offset: endPos, + line: endPosDetails.line, + column: endPosDetails.column + } + }; + } + + function peg$fail(expected) { + if (peg$currPos < peg$maxFailPos) { return; } + + if (peg$currPos > peg$maxFailPos) { + peg$maxFailPos = peg$currPos; + peg$maxFailExpected = []; + } + + peg$maxFailExpected.push(expected); + } + + function peg$buildException(message, expected, found, location) { + function cleanupExpected(expected) { + var i = 1; + + expected.sort(function(a, b) { + if (a.description < b.description) { + return -1; + } else if (a.description > b.description) { + return 1; + } else { + return 0; + } + }); + + while (i < expected.length) { + if (expected[i - 1] === expected[i]) { + expected.splice(i, 1); + } else { + i++; + } + } + } + + function buildMessage(expected, found) { + function stringEscape(s) { + function hex(ch) { return ch.charCodeAt(0).toString(16).toUpperCase(); } + + return s + .replace(/\\/g, '\\\\') + .replace(/"/g, '\\"') + .replace(/\x08/g, '\\b') + .replace(/\t/g, '\\t') + .replace(/\n/g, '\\n') + .replace(/\f/g, '\\f') + .replace(/\r/g, '\\r') + .replace(/[\x00-\x07\x0B\x0E\x0F]/g, function(ch) { return '\\x0' + hex(ch); }) + .replace(/[\x10-\x1F\x80-\xFF]/g, function(ch) { return '\\x' + hex(ch); }) + .replace(/[\u0100-\u0FFF]/g, function(ch) { return '\\u0' + hex(ch); }) + .replace(/[\u1000-\uFFFF]/g, function(ch) { return '\\u' + hex(ch); }); + } + + var expectedDescs = new Array(expected.length), + expectedDesc, foundDesc, i; + + for (i = 0; i < expected.length; i++) { + expectedDescs[i] = expected[i].description; + } + + expectedDesc = expected.length > 1 + ? expectedDescs.slice(0, -1).join(", ") + + " or " + + expectedDescs[expected.length - 1] + : expectedDescs[0]; + + foundDesc = found ? "\"" + stringEscape(found) + "\"" : "end of input"; + + return "Expected " + expectedDesc + " but " + foundDesc + " found."; + } + + if (expected !== null) { + cleanupExpected(expected); + } + + return new peg$SyntaxError( + message !== null ? message : buildMessage(expected, found), + expected, + found, + location + ); + } + + function peg$parseExpr() { + var s0, s1, s2, s3; + + s0 = peg$currPos; + s1 = peg$parseStringLiteral(); + if (s1 !== peg$FAILED) { + s2 = []; + s3 = peg$parsews(); + if (s3 !== peg$FAILED) { + while (s3 !== peg$FAILED) { + s2.push(s3); + s3 = peg$parsews(); + } + } else { + s2 = peg$FAILED; + } + if (s2 !== peg$FAILED) { + s3 = peg$parseExpr(); + if (s3 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c0(s1, s3); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + if (s0 === peg$FAILED) { + s0 = peg$currPos; + s1 = peg$parseStringLiteral(); + if (s1 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c1(s1); + } + s0 = s1; + if (s0 === peg$FAILED) { + s0 = peg$currPos; + s1 = []; + s2 = peg$parsews(); + while (s2 !== peg$FAILED) { + s1.push(s2); + s2 = peg$parsews(); + } + if (s1 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c2(); + } + s0 = s1; + } + } + + return s0; + } + + function peg$parseStringLiteral() { + var s0, s1, s2, s3; + + peg$silentFails++; + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 34) { + s1 = peg$c4; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c5); } + } + if (s1 !== peg$FAILED) { + s2 = []; + s3 = peg$parseDoubleStringChar(); + while (s3 !== peg$FAILED) { + s2.push(s3); + s3 = peg$parseDoubleStringChar(); + } + if (s2 !== peg$FAILED) { + if (input.charCodeAt(peg$currPos) === 34) { + s3 = peg$c4; + peg$currPos++; + } else { + s3 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c5); } + } + if (s3 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c6(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + if (s0 === peg$FAILED) { + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 39) { + s1 = peg$c7; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c8); } + } + if (s1 !== peg$FAILED) { + s2 = []; + s3 = peg$parseSingleStringChar(); + while (s3 !== peg$FAILED) { + s2.push(s3); + s3 = peg$parseSingleStringChar(); + } + if (s2 !== peg$FAILED) { + if (input.charCodeAt(peg$currPos) === 39) { + s3 = peg$c7; + peg$currPos++; + } else { + s3 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c8); } + } + if (s3 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c6(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + if (s0 === peg$FAILED) { + s0 = peg$currPos; + s1 = peg$currPos; + peg$silentFails++; + s2 = peg$parsecc(); + peg$silentFails--; + if (s2 === peg$FAILED) { + s1 = void 0; + } else { + peg$currPos = s1; + s1 = peg$FAILED; + } + if (s1 !== peg$FAILED) { + s2 = []; + s3 = peg$parseUnquotedStringChar(); + if (s3 !== peg$FAILED) { + while (s3 !== peg$FAILED) { + s2.push(s3); + s3 = peg$parseUnquotedStringChar(); + } + } else { + s2 = peg$FAILED; + } + if (s2 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c6(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + if (s0 === peg$FAILED) { + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 34) { + s1 = peg$c4; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c5); } + } + if (s1 !== peg$FAILED) { + s2 = []; + s3 = peg$parseDoubleStringChar(); + while (s3 !== peg$FAILED) { + s2.push(s3); + s3 = peg$parseDoubleStringChar(); + } + if (s2 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c6(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + if (s0 === peg$FAILED) { + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 39) { + s1 = peg$c7; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c8); } + } + if (s1 !== peg$FAILED) { + s2 = []; + s3 = peg$parseSingleStringChar(); + while (s3 !== peg$FAILED) { + s2.push(s3); + s3 = peg$parseSingleStringChar(); + } + if (s2 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c6(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } + } + } + } + peg$silentFails--; + if (s0 === peg$FAILED) { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c3); } + } + + return s0; + } + + function peg$parseDoubleStringChar() { + var s0, s1, s2; + + s0 = peg$currPos; + s1 = peg$currPos; + peg$silentFails++; + if (peg$c9.test(input.charAt(peg$currPos))) { + s2 = input.charAt(peg$currPos); + peg$currPos++; + } else { + s2 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c10); } + } + peg$silentFails--; + if (s2 === peg$FAILED) { + s1 = void 0; + } else { + peg$currPos = s1; + s1 = peg$FAILED; + } + if (s1 !== peg$FAILED) { + if (input.length > peg$currPos) { + s2 = input.charAt(peg$currPos); + peg$currPos++; + } else { + s2 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c11); } + } + if (s2 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c12(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + if (s0 === peg$FAILED) { + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 92) { + s1 = peg$c13; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c14); } + } + if (s1 !== peg$FAILED) { + s2 = peg$parseEscapeSequence(); + if (s2 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c12(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } + + return s0; + } + + function peg$parseSingleStringChar() { + var s0, s1, s2; + + s0 = peg$currPos; + s1 = peg$currPos; + peg$silentFails++; + if (peg$c15.test(input.charAt(peg$currPos))) { + s2 = input.charAt(peg$currPos); + peg$currPos++; + } else { + s2 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c16); } + } + peg$silentFails--; + if (s2 === peg$FAILED) { + s1 = void 0; + } else { + peg$currPos = s1; + s1 = peg$FAILED; + } + if (s1 !== peg$FAILED) { + if (input.length > peg$currPos) { + s2 = input.charAt(peg$currPos); + peg$currPos++; + } else { + s2 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c11); } + } + if (s2 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c12(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + if (s0 === peg$FAILED) { + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 92) { + s1 = peg$c13; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c14); } + } + if (s1 !== peg$FAILED) { + s2 = peg$parseEscapeSequence(); + if (s2 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c12(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } + + return s0; + } + + function peg$parseUnquotedStringChar() { + var s0, s1, s2; + + s0 = peg$currPos; + s1 = peg$currPos; + peg$silentFails++; + s2 = peg$parsews(); + peg$silentFails--; + if (s2 === peg$FAILED) { + s1 = void 0; + } else { + peg$currPos = s1; + s1 = peg$FAILED; + } + if (s1 !== peg$FAILED) { + if (input.length > peg$currPos) { + s2 = input.charAt(peg$currPos); + peg$currPos++; + } else { + s2 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c11); } + } + if (s2 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c12(s2); + s0 = s1; + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + } else { + peg$currPos = s0; + s0 = peg$FAILED; + } + + return s0; + } + + function peg$parseEscapeSequence() { + var s0, s1; + + if (peg$c17.test(input.charAt(peg$currPos))) { + s0 = input.charAt(peg$currPos); + peg$currPos++; + } else { + s0 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c18); } + } + if (s0 === peg$FAILED) { + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 110) { + s1 = peg$c19; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c20); } + } + if (s1 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c21(); + } + s0 = s1; + if (s0 === peg$FAILED) { + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 114) { + s1 = peg$c22; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c23); } + } + if (s1 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c24(); + } + s0 = s1; + if (s0 === peg$FAILED) { + s0 = peg$currPos; + if (input.charCodeAt(peg$currPos) === 116) { + s1 = peg$c25; + peg$currPos++; + } else { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c26); } + } + if (s1 !== peg$FAILED) { + peg$savedPos = s0; + s1 = peg$c27(); + } + s0 = s1; + } + } + } + + return s0; + } + + function peg$parsews() { + var s0, s1; + + peg$silentFails++; + if (peg$c29.test(input.charAt(peg$currPos))) { + s0 = input.charAt(peg$currPos); + peg$currPos++; + } else { + s0 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c30); } + } + peg$silentFails--; + if (s0 === peg$FAILED) { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c28); } + } + + return s0; + } + + function peg$parsecc() { + var s0, s1; + + peg$silentFails++; + if (peg$c32.test(input.charAt(peg$currPos))) { + s0 = input.charAt(peg$currPos); + peg$currPos++; + } else { + s0 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c33); } + } + peg$silentFails--; + if (s0 === peg$FAILED) { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c31); } + } + + return s0; + } + + function peg$parse__() { + var s0, s1; + + peg$silentFails++; + s0 = []; + s1 = peg$parsews(); + while (s1 !== peg$FAILED) { + s0.push(s1); + s1 = peg$parsews(); + } + peg$silentFails--; + if (s0 === peg$FAILED) { + s1 = peg$FAILED; + if (peg$silentFails === 0) { peg$fail(peg$c34); } + } + + return s0; + } + + peg$result = peg$startRuleFunction(); + + if (peg$result !== peg$FAILED && peg$currPos === input.length) { + return peg$result; + } else { + if (peg$result !== peg$FAILED && peg$currPos < input.length) { + peg$fail({ type: "end", description: "end of input" }); + } + + throw peg$buildException( + null, + peg$maxFailExpected, + peg$maxFailPos < input.length ? input.charAt(peg$maxFailPos) : null, + peg$maxFailPos < input.length + ? peg$computeLocation(peg$maxFailPos, peg$maxFailPos + 1) + : peg$computeLocation(peg$maxFailPos, peg$maxFailPos) + ); + } + } + + return { + SyntaxError: peg$SyntaxError, + parse: peg$parse + }; +})(); \ No newline at end of file