[READ-ONLY] Mirror of https://github.com/bombshell-dev/tty. Platform independent 2D layout engine for terminal applications based on Clay
docs: document string alignment in renderer spec
Paul Valladares
(Jun 8, 2026, 1:02 PM -0600)
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specs/renderer-spec.md
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specs/renderer-spec.md
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`props` parameter:
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- **`layout`** — sizing (width and height, specified via sizing helpers),
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padding (per-side), alignment (currently numeric enum values, with a planned
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transition to string literals), direction (top-to-bottom or left-to-right),
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and gap
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padding (per-side), alignment (`alignX`: `"left"` | `"center"` | `"right"`;
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`alignY`: `"top"` | `"center"` | `"bottom"`, defaulting to left/top when
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omitted), direction (top-to-bottom or left-to-right), and gap
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- **`border`** — per-side border widths and border color
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- **`cornerRadius`** — per-corner radius values, producing rounded box-drawing
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characters
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`underline`, `strikethrough`).
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These property groups represent the current implementation surface. New groups
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and fields have been added incrementally and more may follow. Alignment values
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are expected to transition from numeric to string-literal form.
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and fields have been added incrementally and more may follow.
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**Border width and layout interaction.** In the underlying layout engine (Clay),
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border configuration does not affect layout computation. This is Clay's intended