@finnair/path-parser
Version:
Simple object path as array of strings and numbers
90 lines (89 loc) • 4.81 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
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return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
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__setModuleDefault(result, mod);
return result;
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})();
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
// Generated automatically by nearley, version 2.20.1
// http://github.com/Hardmath123/nearley
// Bypasses TS6133. Allow declared but unused functions.
/* v8 ignore next */ // @ts-ignore
function id(d) { return d[0]; }
const matchers = __importStar(require("@finnair/path"));
const moo_1 = __importDefault(require("moo"));
const lexer = moo_1.default.compile({
qString: /'(?:\\["bfnrt\/\\]|\\u[a-fA-F0-9]{4}|[^"\\])*?'/,
qqString: /"(?:\\["bfnrt\/\\]|\\u[a-fA-F0-9]{4}|[^"\\])*?"/,
integer: /[0-9]+/,
property: /[a-zA-Z_][a-zA-Z0-9_]*/,
comma: /, ?/,
lbracket: /\[ ?/,
rbracket: / ?]/,
'*': '*',
'$': '$',
'.': '.',
});
function handleQString(qString) {
return JSON.parse('"' + qString.substring(1, qString.length - 1) + '"');
}
;
;
;
;
const grammar = {
Lexer: lexer,
ParserRules: [
{ "name": "Path$ebnf$1", "symbols": [] },
{ "name": "Path$ebnf$1", "symbols": ["Path$ebnf$1", "PathExpression"], "postprocess": (d) => d[0].concat([d[1]]) },
{ "name": "Path", "symbols": [{ "literal": "$" }, "Path$ebnf$1"], "postprocess": d => d[1].reduce((result, matcher) => result.concat(matcher), []) },
{ "name": "PathExpression", "symbols": [{ "literal": "." }, "PropertyExpression"], "postprocess": d => d[1] },
{ "name": "PathExpression", "symbols": [{ type: "lbracket" }, "IndexExpression", { type: "rbracket" }], "postprocess": d => d[1] },
{ "name": "PathExpression", "symbols": [{ type: "lbracket" }, "UnionExpression", { type: "rbracket" }], "postprocess": d => new matchers.UnionMatcher(d[1]) },
{ "name": "PropertyExpression", "symbols": [{ "literal": "*" }], "postprocess": d => matchers.AnyProperty },
{ "name": "PropertyExpression", "symbols": [{ type: "property" }], "postprocess": d => new matchers.PropertyMatcher(d[0].value) },
{ "name": "IndexExpression", "symbols": [{ type: "integer" }], "postprocess": d => new matchers.IndexMatcher(parseInt(d[0].value)) },
{ "name": "IndexExpression", "symbols": [{ type: "qqString" }], "postprocess": d => new matchers.PropertyMatcher(JSON.parse(d[0].value)) },
{ "name": "IndexExpression", "symbols": [{ type: "qString" }], "postprocess": d => new matchers.PropertyMatcher(handleQString(d[0].value)) },
{ "name": "IndexExpression", "symbols": [{ "literal": "*" }], "postprocess": d => matchers.AnyIndex },
{ "name": "UnionExpression", "symbols": ["ComponentExpression", { type: "comma" }, "ComponentExpression"], "postprocess": d => [d[0], d[2]] },
{ "name": "UnionExpression", "symbols": ["ComponentExpression", { type: "comma" }, "UnionExpression"], "postprocess": d => [d[0], ...d[2]] },
{ "name": "ComponentExpression", "symbols": [{ type: "integer" }], "postprocess": d => parseInt(d[0].value) },
{ "name": "ComponentExpression", "symbols": [{ type: "property" }], "postprocess": d => d[0].value },
{ "name": "ComponentExpression", "symbols": [{ type: "qqString" }], "postprocess": d => JSON.parse(d[0].value) },
{ "name": "ComponentExpression", "symbols": [{ type: "qString" }], "postprocess": d => handleQString(d[0].value) }
],
ParserStart: "Path",
};
exports.default = grammar;