feat(block): allow force rendering

resolves #6002

src/config/block.go

@@ -36,4 +36,5 @@ type Block struct {
 	MaxWidth        int            `json:"max_width,omitempty" toml:"max_width,omitempty"`
 	MinWidth        int            `json:"min_width,omitempty" toml:"min_width,omitempty"`
 	Newline         bool           `json:"newline,omitempty" toml:"newline,omitempty"`
+	Force           bool           `json:"force,omitempty" toml:"force,omitempty"`
 }

src/prompt/engine.go

@@ -196,8 +196,8 @@ func (e *Engine) getTitleTemplateText() string {
 func (e *Engine) renderBlock(block *config.Block, cancelNewline bool) bool {
 	text, length := e.writeBlockSegments(block)
 
-	// do not print anything when we don't have any text
-	if length == 0 {
+	// do not print anything when we don't have any text unless forced
+	if !block.Force && length == 0 {
 		return false
 	}
 

website/docs/configuration/block.mdx

@@ -32,6 +32,7 @@ import Config from "@site/src/components/Config.js";
 | `leading_diamond`  | `string`  |
 | `trailing_diamond` | `string`  |
 | `segments`         | `array`   |
+| `force`            | `boolean` |
 
 ### Type
 
@@ -114,5 +115,9 @@ with the same trailing diamond, regardless of which segment is enabled or not.
 
 Array of one or more [segments][segment].
 
+### Force
+
+When set to `true`, the block will always be rendered, even if all segments are empty. Defaults to `false`.
+
 [color-overrides]: /docs/configuration/colors#color-overrides
 [segment]: segment.mdx