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authorGravatar Nate Moore <natemoo-re@users.noreply.github.com> 2021-04-30 16:33:35 -0500
committerGravatar GitHub <noreply@github.com> 2021-04-30 16:33:35 -0500
commit4df1347156cf2632ea2f3475d3a5f8f08d197cc3 (patch)
tree9d50de89dfe62827c32a8a4046120af4ab61dc0c /src/frontend/h.ts
parent1d498facc8f78a3ffbfecd05cc6ecd45e8a4a1ae (diff)
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Migrate to `yarn` monorepo (#157)
* chore: use monorepo * chore: scaffold astro-scripts * chore: move tests inside packages/astro * chore: refactor tests, add scripts * chore: move parser to own module * chore: move runtime to packages/astro * fix: move parser to own package * test: fix prettier-plugin-astro tests * fix: tests * chore: update package-lock * chore: add changesets * fix: cleanup examples * fix: starter example * chore: update changeset config * chore: update changeset config * chore: setup changeset release workflow * chore: bump lockfiles * chore: prism => astro-prism * fix: tsc --emitDeclarationOnly * chore: final cleanup, switch to yarn * chore: add lerna * chore: update workflows to yarn * chore: update workflows * chore: remove lint workflow * chore: add astro-dev script * chore: add symlinked README
Diffstat (limited to 'src/frontend/h.ts')
-rw-r--r--src/frontend/h.ts65
1 files changed, 0 insertions, 65 deletions
diff --git a/src/frontend/h.ts b/src/frontend/h.ts
deleted file mode 100644
index c1e21dc95..000000000
--- a/src/frontend/h.ts
+++ /dev/null
@@ -1,65 +0,0 @@
-export type HProps = Record<string, string> | null | undefined;
-export type HChild = string | undefined | (() => string);
-export type AstroComponent = (props: HProps, ...children: Array<HChild>) => string;
-export type HTag = string | AstroComponent;
-
-const voidTags = new Set(['area', 'base', 'br', 'col', 'command', 'embed', 'hr', 'img', 'input', 'keygen', 'link', 'meta', 'param', 'source', 'track', 'wbr']);
-
-/** Generator for primary h() function */
-function* _h(tag: string, attrs: HProps, children: Array<HChild>) {
- if (tag === '!doctype') {
- yield '<!doctype ';
- if (attrs) {
- yield Object.keys(attrs).join(' ');
- }
- yield '>';
- return;
- }
-
- yield `<${tag}`;
- if (attrs) {
- yield ' ';
- for (let [key, value] of Object.entries(attrs)) {
- yield `${key}="${value}"`;
- }
- }
- yield '>';
-
- // Void tags have no children.
- if (voidTags.has(tag)) {
- return;
- }
-
- for (let child of children) {
- // Special: If a child is a function, call it automatically.
- // This lets you do {() => ...} without the extra boilerplate
- // of wrapping it in a function and calling it.
- if (typeof child === 'function') {
- yield child();
- } else if (typeof child === 'string') {
- yield child;
- } else if (!child) {
- // do nothing, safe to ignore falsey values.
- } else {
- yield child;
- }
- }
-
- yield `</${tag}>`;
-}
-
-/** Astro‘s primary h() function. Allows it to use JSX-like syntax. */
-export async function h(tag: HTag, attrs: HProps, ...pChildren: Array<Promise<HChild>>) {
- const children = await Promise.all(pChildren.flat(Infinity));
- if (typeof tag === 'function') {
- // We assume it's an astro component
- return tag(attrs, ...children);
- }
-
- return Array.from(_h(tag, attrs, children)).join('');
-}
-
-/** Fragment helper, similar to React.Fragment */
-export function Fragment(_: HProps, ...children: Array<string>) {
- return children.join('');
-}