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| author | Hugo Hörnquist <hugo@lysator.liu.se> | 2022-05-11 21:21:29 +0200 |
|---|---|---|
| committer | Hugo Hörnquist <hugo@lysator.liu.se> | 2022-05-11 21:21:29 +0200 |
| commit | 524675c3f165d7cfc5f191e056f3c755d9ed4d2e (patch) | |
| tree | d4dff2057afa1163c19b3d0c5df7f5fa88d518cc /module/vcomponent | |
| parent | Resolve failing tests from last commit. (diff) | |
| download | calp-524675c3f165d7cfc5f191e056f3c755d9ed4d2e.tar.gz calp-524675c3f165d7cfc5f191e056f3c755d9ed4d2e.tar.xz | |
Add procedure remove-child!
Diffstat (limited to 'module/vcomponent')
| -rw-r--r-- | module/vcomponent/base.scm | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/module/vcomponent/base.scm b/module/vcomponent/base.scm index 18f31aaf..3d40ef9c 100644 --- a/module/vcomponent/base.scm +++ b/module/vcomponent/base.scm @@ -77,6 +77,14 @@ (set-component-children! parent (cons child (children parent))) (set-component-parent! child parent)) +(define-public (remove-child! parent-component child) + (unless (eq? parent-component (parent child)) + (scm-error + 'wrong-type-arg "remove-child!" "Child doesn't belong to parent" + (list parent-component child) #f)) + (set-component-children! parent-component (delq1! child (children parent-component))) + (set-component-parent! child #f)) + ;;; TODO key=DTSTART, (date? value) => #t ;;; KRÄVER att (props vline 'VALUE) <- "DATE" (define (set-property! component key value) |