Alec Thomas
1bb0c0b4b2
Kong supports limited variable interpolation into help strings, enum lists and
default values.
Variables are in the form:
${<name>}
Variables are set with the `Vars(map[string]string)` option. Undefined
variable references in the grammar will result in an error at construction
time.
18 lines
335 B
Go
18 lines
335 B
Go
package kong
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestInterpolate(t *testing.T) {
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vars := map[string]string{
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"name": "Bobby Brown",
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"age": "35",
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}
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actual, err := interpolate("${name} is ${age} years old", vars)
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require.NoError(t, err)
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require.Equal(t, `Bobby Brown is 35 years old`, actual)
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}
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