toggle comments with ctrl+slash
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parent
60542b63c0
commit
5d4db0a914
30
codetab.ts
30
codetab.ts
@ -83,6 +83,33 @@ const state = {
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this.setSelection(Math.min(anchor, focus) + text.length);
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this.setSelection(Math.min(anchor, focus) + text.length);
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this.startSnapping();
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this.startSnapping();
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},
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},
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toggleComment() {
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const lines = this.code.split("\n");
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const {focusX, focusY, anchorX, anchorY} = this;
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const lineInSelection = (i: number) => i >= Math.min(focusY, anchorY) && i <= Math.max(focusY, anchorY);
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const allLinesAreCommented = lines.every((line, i) => {
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if (lineInSelection(i) && !line.trim().startsWith("// ")) {
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return false;
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} else {
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return true;
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}
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});
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const newLines = lines.map((line, i) => {
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if (lineInSelection(i)) {
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if (allLinesAreCommented) {
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return line.slice(3);
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} else {
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return "// "+line;
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}
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} else {
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return line;
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}
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});
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this.code = newLines.join("\n");
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const shiftBy = allLinesAreCommented ? -3 : 3;
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this.setSelection({x: anchorX+shiftBy, y: anchorY}, {x: focusX+shiftBy, y: focusY});
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this.startSnapping();
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},
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indent(indentString: string) {
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indent(indentString: string) {
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const lines = this.code.split("\n");
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const lines = this.code.split("\n");
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const {focusX, focusY, anchorX, anchorY} = this;
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const {focusX, focusY, anchorX, anchorY} = this;
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@ -494,6 +521,9 @@ const update = async () => {
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if (keyPressed("Y") && ctrlKeyDown()) {
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if (keyPressed("Y") && ctrlKeyDown()) {
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state.redo();
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state.redo();
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}
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}
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if (keyPressed("/") && ctrlKeyDown()) {
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state.toggleComment();
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}
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}
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}
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const draw = () => {
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const draw = () => {
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