@codemirror/text - npm Package Compare versions

Comparing version 0.19.0 to 0.19.1

CHANGELOG.md

@@ -0,1 +1,7 @@
+## 0.19.1 (2021-08-23)
+
+### New features
+
+`Text` objects now expose an `iterLines` method to create an iterator over their lines.
+
 ## 0.19.0 (2021-08-11)
@@ -2,0 +8,0 @@

dist/index.d.ts

@@ -121,2 +121,10 @@ /**
     /**
+    Return a cursor that iterates over the given range of lines,
+    _without_ returning the line breaks between, and yielding empty
+    strings for empty lines.
+    
+    When `from` and `to` are given, they should be 1-based line numbers.
+    */
+    iterLines(from?: number, to?: number): LineCursor;
+    /**
     Convert the document to an array of lines (which can be
@@ -135,2 +143,11 @@ deserialized again via [`Text.of`](https://codemirror.net/6/docs/ref/#text.Text^of)).
 }
+declare class LineCursor implements TextIterator {
+    readonly inner: TextIterator;
+    afterBreak: boolean;
+    value: string;
+    done: boolean;
+    constructor(inner: TextIterator);
+    next(skip?: number): this;
+    get lineBreak(): boolean;
+}
 /**
@@ -137,0 +154,0 @@ This type describes a line in the document. It is created

dist/index.js

@@ -218,2 +218,22 @@ // Compressed representation of the Grapheme_Cluster_Break=Extend
     /**
+    Return a cursor that iterates over the given range of lines,
+    _without_ returning the line breaks between, and yielding empty
+    strings for empty lines.
+    
+    When `from` and `to` are given, they should be 1-based line numbers.
+    */
+    iterLines(from, to) {
+        let inner;
+        if (from == null) {
+            inner = this.iter();
+        }
+        else {
+            if (to == null)
+                to = this.lines + 1;
+            let start = this.line(from).from;
+            inner = this.iterRange(start, Math.max(start, to == this.lines + 1 ? this.length : to <= 1 ? 0 : this.line(to - 1).to));
+        }
+        return new LineCursor(inner);
+    }
+    /**
     @internal
@@ -578,2 +598,32 @@ */
 }
+class LineCursor {
+    constructor(inner) {
+        this.inner = inner;
+        this.afterBreak = true;
+        this.value = "";
+        this.done = false;
+    }
+    next(skip = 0) {
+        let { done, lineBreak, value } = this.inner.next(skip);
+        if (done) {
+            this.done = true;
+            this.value = "";
+        }
+        else if (lineBreak) {
+            if (this.afterBreak) {
+                this.value = "";
+            }
+            else {
+                this.afterBreak = true;
+                this.next();
+            }
+        }
+        else {
+            this.value = value;
+            this.afterBreak = false;
+        }
+        return this;
+    }
+    get lineBreak() { return false; }
+}
 /**
@@ -580,0 +630,0 @@ This type describes a line in the document. It is created

package.json

 {
   "name": "@codemirror/text",
-  "version": "0.19.0",
+  "version": "0.19.1",
   "description": "Document data structure for the CodeMirror code editor",
@@ -5,0 +5,0 @@ "scripts": {

No alert changes

Improved metrics

Total package byte prevSize

59516

increased by6.25%

Lines of code

1514

increased by8.14%

No dependency changes