118 lines
2.8 KiB
JavaScript
118 lines
2.8 KiB
JavaScript
var fs = require("fs");
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var t = require("../packages/babel-types");
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var NODE_PREFIX = "BabelNode";
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var code = `// NOTE: This file is autogenerated. Do not modify.
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// See scripts/generate-interfaces.js for script used.
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declare class ${NODE_PREFIX}Comment {
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value: string;
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start: number;
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end: number;
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loc: ${NODE_PREFIX}SourceLocation;
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}
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declare class ${NODE_PREFIX}BlockComment extends ${NODE_PREFIX}Comment {
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type: "BlockComment";
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}
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declare class ${NODE_PREFIX}LineComment extends ${NODE_PREFIX}Comment {
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type: "LineComment";
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}
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declare class ${NODE_PREFIX}SourceLocation {
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start: {
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line: number;
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column: number;
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};
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end: {
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line: number;
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column: number;
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};
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}
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declare class ${NODE_PREFIX} {
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leadingComments: ?Array<${NODE_PREFIX}Comment>;
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innerComments: ?Array<${NODE_PREFIX}Comment>;
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trailingComments: ?Array<${NODE_PREFIX}Comment>;
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start: ?number;
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end: ?number;
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loc: ?${NODE_PREFIX}SourceLocation;
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}\n\n`;
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//
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var lines = [];
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for (var type in t.NODE_FIELDS) {
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var fields = t.NODE_FIELDS[type];
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var struct = ['type: "' + type + '";'];
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var args = [];
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for (var fieldName in fields) {
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var field = fields[fieldName];
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var suffix = "";
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if (field.optional || field.default != null) suffix += "?";
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var typeAnnotation = "any";
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var validate = field.validate;
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if (validate) {
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if (validate.oneOf) {
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typeAnnotation = validate.oneOf.map(function (val) {
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return JSON.stringify(val);
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}).join(" | ");
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}
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if (validate.type) {
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typeAnnotation = validate.type;
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if (typeAnnotation === "array") {
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typeAnnotation = "Array<any>";
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}
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}
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if (validate.oneOfNodeTypes) {
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var types = validate.oneOfNodeTypes.map(type => `${NODE_PREFIX}${type}`);
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typeAnnotation = types.join(" | ");
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if (suffix === "?") typeAnnotation = "?" + typeAnnotation;
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}
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}
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if (typeAnnotation) {
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suffix += ": " + typeAnnotation;
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}
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args.push(t.toBindingIdentifierName(fieldName) + suffix);
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if (!t.isValidIdentifier(fieldName)) continue;
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struct.push(fieldName + suffix + ";");
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}
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code += `declare class ${NODE_PREFIX}${type} extends ${NODE_PREFIX} {
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${struct.join("\n ").trim()}
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}\n\n`;
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lines.push(`declare function ${type[0].toLowerCase() + type.slice(1)}(${args.join(", ")}): ${NODE_PREFIX}${type};`);
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}
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for (var i = 0; i < t.TYPES.length; i++) {
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lines.push(`declare function is${t.TYPES[i]}(node: Object, opts?: Object): boolean;`);
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}
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for (var type in t.FLIPPED_ALIAS_KEYS) {
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var types = t.FLIPPED_ALIAS_KEYS[type];
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code += `type ${NODE_PREFIX}${type} = ${types.map(type => `${NODE_PREFIX}${type}`).join(" | ")};\n`;
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}
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code += `\ndeclare module "babel-types" {
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${lines.join("\n").replace(/\n/g, "\n ").trim()}
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}\n`;
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//
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fs.writeFileSync(__dirname + "/../lib/types.js", code);
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