fix: handle sole empty expression tags #10433
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When there's only a single expression tag and its value evaluates to the empty string, special handling is needed to create and insert a text node fixes #10426
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Rich-Harris
approved these changes
Feb 9, 2024
| current_hydration_fragment.unshift(text); | ||
| if (first_node) { | ||
| /** @type {DocumentFragment} */ (first_node.parentNode).insertBefore(text, first_node); | ||
| } | ||
| return text; | ||
| } | ||
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| if (first_node !== null) { | ||
| if (first_node) { |
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I believe the explicit comparison is deliberate, since it results in more efficient bytecode
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| if (first_node) { | |
| if (first_node !== null) { |
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I did change it because the comparison will be wrongfully false when first_node is undefined when the array is empty.
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When there's only a single expression tag and its value evaluates to the empty string, special handling is needed to create and insert a text node
fixes #10426
Before submitting the PR, please make sure you do the following
feat:,fix:,chore:, ordocs:.Tests and linting
pnpm testand lint the project withpnpm lint