@bacons/xcode
Version:
pbxproj parser
85 lines • 2.65 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.JsonVisitor = void 0;
const parser_1 = require("../parser/parser");
/** Converts a CST for `pbxproj` into a JSON representation. */
class JsonVisitor extends parser_1.BaseVisitor {
constructor() {
super();
this.context = {};
// The "validateVisitor" method is a helper utility which performs static analysis
// to detect missing or redundant visitor methods
this.validateVisitor();
}
head(ctx) {
if (ctx.array) {
this.context = this.visit(ctx.array);
}
else if (ctx.object) {
this.context = this.visit(ctx.object);
}
}
object(ctx) {
return (ctx.objectItem?.reduce((prev, item) => ({
...prev,
...this.visit(item),
}), {}) ?? {});
}
array(ctx) {
return ctx.value?.map((item) => this.visit(item)) ?? [];
}
objectItem(ctx) {
return {
[this.visit(ctx.identifier)]: this.visit(ctx.value),
};
}
identifier(ctx) {
if (ctx.QuotedString) {
return ctx.QuotedString[0].payload ?? ctx.QuotedString[0].image;
}
else if (ctx.StringLiteral) {
const literal = ctx.StringLiteral[0].payload ?? ctx.StringLiteral[0].image;
return parseType(literal);
}
throw new Error("unhandled identifier: " + JSON.stringify(ctx));
}
value(ctx) {
if (ctx.identifier) {
return this.visit(ctx.identifier);
}
else if (ctx.DataLiteral) {
return ctx.DataLiteral[0].payload ?? ctx.DataLiteral[0].image;
}
else if (ctx.object) {
return this.visit(ctx.object);
}
else if (ctx.array) {
return this.visit(ctx.array);
}
throw new Error("unhandled value: " + JSON.stringify(ctx));
}
}
exports.JsonVisitor = JsonVisitor;
function parseType(literal) {
// Preserve octal literals with leading zeros
if (/^0\d+$/.test(literal)) {
return literal;
}
// Handle decimal numbers but preserve trailing zeros
if (/^[+-]?([0-9]+\.?[0-9]*|\.[0-9]+)$/.test(literal)) {
if (/0$/.test(literal)) {
return literal; // Preserve trailing zero
}
const num = parseFloat(literal);
if (!isNaN(num))
return num;
}
// Handle integers
if (/^\d+$/.test(literal)) {
const num = parseInt(literal, 10);
if (!isNaN(num))
return num;
}
return literal;
}
//# sourceMappingURL=JsonVisitor.js.map