ce4c83ff
 wxy
初始提交
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = createTemplateBuilder;
var _options = require("./options");
var _string = _interopRequireDefault(require("./string"));
var _literal = _interopRequireDefault(require("./literal"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var NO_PLACEHOLDER = (0, _options.validate)({
placeholderPattern: false
});
function createTemplateBuilder(formatter, defaultOpts) {
var templateFnCache = new WeakMap();
var templateAstCache = new WeakMap();
var cachedOpts = defaultOpts || (0, _options.validate)(null);
return Object.assign(function (tpl) {
for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
args[_key - 1] = arguments[_key];
}
if (typeof tpl === "string") {
if (args.length > 1) throw new Error("Unexpected extra params.");
return extendedTrace((0, _string.default)(formatter, tpl, (0, _options.merge)(cachedOpts, (0, _options.validate)(args[0]))));
} else if (Array.isArray(tpl)) {
var builder = templateFnCache.get(tpl);
if (!builder) {
builder = (0, _literal.default)(formatter, tpl, cachedOpts);
templateFnCache.set(tpl, builder);
}
return extendedTrace(builder(args));
} else if (typeof tpl === "object" && tpl) {
if (args.length > 0) throw new Error("Unexpected extra params.");
return createTemplateBuilder(formatter, (0, _options.merge)(cachedOpts, (0, _options.validate)(tpl)));
}
throw new Error("Unexpected template param " + typeof tpl);
}, {
ast: function ast(tpl) {
for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
args[_key2 - 1] = arguments[_key2];
}
if (typeof tpl === "string") {
if (args.length > 1) throw new Error("Unexpected extra params.");
return (0, _string.default)(formatter, tpl, (0, _options.merge)((0, _options.merge)(cachedOpts, (0, _options.validate)(args[0])), NO_PLACEHOLDER))();
} else if (Array.isArray(tpl)) {
var builder = templateAstCache.get(tpl);
if (!builder) {
builder = (0, _literal.default)(formatter, tpl, (0, _options.merge)(cachedOpts, NO_PLACEHOLDER));
templateAstCache.set(tpl, builder);
}
return builder(args)();
}
throw new Error("Unexpected template param " + typeof tpl);
}
});
}
function extendedTrace(fn) {
var rootStack = "";
try {
throw new Error();
} catch (error) {
if (error.stack) {
rootStack = error.stack.split("\n").slice(3).join("\n");
}
}
return function (arg) {
try {
return fn(arg);
} catch (err) {
err.stack += "\n =============\n" + rootStack;
throw err;
}
};
}
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