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Don't crash if there is no layer list

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This commit is contained in:
Rod S 2021-11-02 15:59:30 -07:00
parent b11d6f79ba
commit 6144202cd9
2 changed files with 14 additions and 6 deletions
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9
Lib/fontTools/colorLib/unbuilder.py
View File

@ -2,11 +2,14 @@ from fontTools.ttLib.tables import otTables as ot
from .table_builder import TableUnbuilder
def unbuildColrV1(layerV1List, baseGlyphV1List):
unbuilder = LayerListUnbuilder(layerV1List.Paint)
def unbuildColrV1(layerList, baseGlyphList):
layers = []
if layerList:
layers = layerList.Paint
unbuilder = LayerListUnbuilder(layers)
return {
rec.BaseGlyph: unbuilder.unbuildPaint(rec.Paint)
for rec in baseGlyphV1List.BaseGlyphPaintRecord
for rec in baseGlyphList.BaseGlyphPaintRecord
}

11
Tests/colorLib/unbuilder_test.py
View File

@ -221,11 +221,16 @@ TEST_COLOR_GLYPHS = {
"Glyph": "glyph00012",
},
],
},
}
}
def test_unbuildColrV1():
layersV1, baseGlyphsV1 = buildColrV1(TEST_COLOR_GLYPHS)
colorGlyphs = unbuildColrV1(layersV1, baseGlyphsV1)
layers, baseGlyphs = buildColrV1(TEST_COLOR_GLYPHS)
colorGlyphs = unbuildColrV1(layers, baseGlyphs)
assert colorGlyphs == TEST_COLOR_GLYPHS
def test_unbuildColrV1_noLayers():
_, baseGlyphsV1 = buildColrV1(TEST_COLOR_GLYPHS)
# Just looking to see we don't crash
unbuildColrV1(None, baseGlyphsV1)