84 lines
2.1 KiB
JavaScript
84 lines
2.1 KiB
JavaScript
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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.transformer = void 0;
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const detect_indent_1 = __importDefault(require("detect-indent"));
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const pug_1 = __importDefault(require("pug"));
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// Mixins to use svelte template features
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const GET_MIXINS = (indentationType) => `mixin if(condition)
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%_| {#if !{condition}}
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%_block
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%_| {/if}
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mixin else
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%_| {:else}
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%_block
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mixin elseif(condition)
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%_| {:else if !{condition}}
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%_block
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mixin key(expression)
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%_| {#key !{expression}}
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%_block
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%_| {/key}
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mixin each(loop)
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%_| {#each !{loop}}
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%_block
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%_| {/each}
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mixin await(promise)
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%_| {#await !{promise}}
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%_block
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%_| {/await}
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mixin then(answer)
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%_| {:then !{answer}}
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%_block
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mixin catch(error)
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%_| {:catch !{error}}
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%_block
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mixin html(expression)
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%_| {@html !{expression}}
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mixin const(expression)
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%_| {@const !{expression}}
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mixin debug(variables)
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%_| {@debug !{variables}}`.replace(/%_/g, indentationType === 'tab' ? '\t' : ' ');
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const transformer = async ({ content, filename, options, }) => {
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var _a;
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const pugOptions = {
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// needed so pug doesn't mirror boolean attributes
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// and prop spreading expressions.
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doctype: 'html',
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compileDebug: false,
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filename,
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...options,
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};
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const { type: indentationType } = (0, detect_indent_1.default)(content);
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const input = `${GET_MIXINS(indentationType !== null && indentationType !== void 0 ? indentationType : 'space')}\n${content}`;
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const compiled = pug_1.default.compile(input, pugOptions);
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let code;
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try {
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code = compiled();
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}
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catch (e) {
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// The error message does not have much context, add more of it
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if (e instanceof Error) {
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e.message = `[svelte-preprocess] Pug error while preprocessing ${filename}\n\n${e.message}`;
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}
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throw e;
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}
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return {
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code,
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dependencies: (_a = compiled.dependencies) !== null && _a !== void 0 ? _a : [],
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};
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};
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exports.transformer = transformer;
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