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|
#!/usr/bin/env python
MAX_NUM_FIELDS = 20
HEADER = """\
id: variable_struct
label: Struct Variable
parameters:
"""
TEMPLATES = """\
templates:
imports: "def struct(data): return type('Struct', (object,), data)()"
var_make: |-
self.${{id}} = ${{id}} = struct({{
% for i in range({0}):
<%
field = context.get('field' + str(i))
value = context.get('value' + str(i))
%>
% if len(str(field)) > 2:
${{field}}: ${{value}},
% endif
% endfor
}})
var_value: |-
struct({{
% for i in range({0}):
<%
field = context.get('field' + str(i))
%>
% if len(str(field)) > 2:
${{field}}: ${{field}},
% endif
% endfor
}})
"""
FIELD0 = """\
- id: field0
label: Field 0
category: Fields
dtype: string
default: field0
hide: part
"""
FIELDS = """\
- id: field{0}
label: Field {0}
category: Fields
dtype: string
hide: part
"""
VALUES = """\
- id: value{0}
label: ${{field{0}}}
dtype: raw
default: '0'
hide: ${{ 'none' if field{0} else 'all' }}
"""
ASSERTS = """\
- ${{ (str(field{0}) or "a")[0].isalpha() }}
- ${{ (str(field{0}) or "a").isalnum() }}
"""
FOOTER = """\
documentation: |-
This is a simple struct/record like variable.
Attribute/field names can be specified in the tab 'Fields'.
For each non-empty field a parameter with type raw is shown.
Value access via the dot operator, e.g. "variable_struct_0.field0"
file_format: 1
"""
def make_yml(num_fields):
return ''.join((
HEADER.format(num_fields),
FIELD0, ''.join(FIELDS.format(i) for i in range(1, num_fields)),
''.join(VALUES.format(i) for i in range(num_fields)),
'value: ${value}\n\nasserts:\n',
''.join(ASSERTS.format(i) for i in range(num_fields)),
''.join(TEMPLATES.format(num_fields)),
FOOTER
))
if __name__ == '__main__':
import sys
try:
filename = sys.argv[1]
except IndexError:
filename = __file__[:-3]
data = make_yml(MAX_NUM_FIELDS)
with open(filename, 'wb') as fp:
fp.write(data.encode())
|
