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Fix substitutions

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This commit is contained in:
Otto Winter 2018-11-30 12:40:33 +01:00
parent 5e3bc4ed2b
commit 20c307acc4
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1 changed files with 2 additions and 2 deletions
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4
esphomeyaml/components/substitutions.py
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@ -19,10 +19,10 @@ def validate_substitution_key(value):
value = cv.string(value)
if not value:
raise vol.Invalid("Substitution key must not be empty")
if value[0].isdigit():
raise vol.Invalid("First character in substitutions cannot be a digit.")
if value[0] == '$':
value = value[1:]
if value[0].isdigit():
raise vol.Invalid("First character in substitutions cannot be a digit.")
for char in value:
if char not in VALID_SUBSTITUTIONS_CHARACTERS:
raise vol.Invalid(