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26 lines
729 B
TypeScript
26 lines
729 B
TypeScript
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import Vue from "vue";
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Vue.directive("trim-indents", {
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bind(el, binding) {
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const withoutStartEndWhitespace = el.innerHTML.replace(/(^\n+|\n+$)/g, "");
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const mode = binding.value != null ? binding.value : "start";
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let spacesToTrim;
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if (mode === "start") {
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const match = withoutStartEndWhitespace.match(/^\s+/);
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spacesToTrim = match ? match[0].length : 0;
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} else if (mode === "end") {
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const match = withoutStartEndWhitespace.match(/\s+$/);
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spacesToTrim = match ? match[0].length : 0;
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} else {
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spacesToTrim = parseInt(mode, 10);
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}
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el.innerHTML = withoutStartEndWhitespace
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.split("\n")
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.map(line => line.slice(spacesToTrim))
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.join("\n");
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},
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});
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