61 lines
1.7 KiB
JavaScript
61 lines
1.7 KiB
JavaScript
"use strict";
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var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } };
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exports.__esModule = true;
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var Parser = require("./state").Parser;
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var SourceLocation = require("./location").SourceLocation;
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// Start an AST node, attaching a start offset.
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var pp = Parser.prototype;
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var Node = exports.Node = function Node() {
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_classCallCheck(this, Node);
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};
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pp.startNode = function () {
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var node = new Node();
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node.start = this.start;
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if (this.options.locations) node.loc = new SourceLocation(this, this.startLoc);
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if (this.options.directSourceFile) node.sourceFile = this.options.directSourceFile;
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if (this.options.ranges) node.range = [this.start, 0];
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return node;
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};
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pp.startNodeAt = function (pos) {
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var node = new Node(),
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start = pos;
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if (this.options.locations) {
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node.loc = new SourceLocation(this, start[1]);
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start = pos[0];
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}
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node.start = start;
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if (this.options.directSourceFile) node.sourceFile = this.options.directSourceFile;
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if (this.options.ranges) node.range = [start, 0];
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return node;
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};
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// Finish an AST node, adding `type` and `end` properties.
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pp.finishNode = function (node, type) {
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node.type = type;
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node.end = this.lastTokEnd;
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if (this.options.locations) node.loc.end = this.lastTokEndLoc;
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if (this.options.ranges) node.range[1] = this.lastTokEnd;
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return node;
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};
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// Finish node at given position
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pp.finishNodeAt = function (node, type, pos) {
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if (this.options.locations) {
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node.loc.end = pos[1];pos = pos[0];
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}
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node.type = type;
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node.end = pos;
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if (this.options.ranges) node.range[1] = pos;
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return node;
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}; |