2018-01-15 18:42:40 +00:00
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import
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strformat,
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2018-01-22 22:23:07 +00:00
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errors, constants, bigints
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2018-01-15 18:42:40 +00:00
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2018-01-31 12:57:05 +00:00
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proc validateCanonicalAddress*(value: string, title: string = "Value") =
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2018-01-24 13:31:24 +00:00
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# TODO
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if false: #len(value) != 20:
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2018-01-15 18:42:40 +00:00
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raise newException(ValidationError,
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2018-02-06 19:20:06 +00:00
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&"{title} {value} is not a valid canonical address")
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2018-01-15 18:42:40 +00:00
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2018-02-06 19:20:06 +00:00
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proc validateGte*(value: Int256 | int, minimum: int, title: string = "Value") =
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if value.i256 < minimum.i256:
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raise newException(ValidationError,
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&"{title} {value} is not greater than or equal to {minimum}")
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proc validateGt*(value: Int256 | int, minimum: int, title: string = "Value") =
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if value.i256 <= minimum.i256:
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raise newException(ValidationError,
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&"{title} {value} is not greater than {minimum}")
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2018-01-15 18:42:40 +00:00
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2018-02-06 19:20:06 +00:00
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proc validateLength*[T](values: seq[T], size: int) =
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if values.len != size:
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2018-01-17 14:16:00 +00:00
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raise newException(ValidationError,
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2018-02-06 19:20:06 +00:00
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&"seq expected {size} len, got {values.len}")
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2018-01-17 14:16:00 +00:00
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2018-02-06 19:20:06 +00:00
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proc validateLte*(value: Int256 | int, maximum: int, title: string = "Value") =
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if value.i256 > maximum.i256:
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2018-01-30 18:12:05 +00:00
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raise newException(ValidationError,
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2018-02-06 19:20:06 +00:00
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&"{title} {value} is not less or equal to {maximum}")
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2018-01-30 18:12:05 +00:00
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2018-02-06 19:20:06 +00:00
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proc validateLt*(value: Int256 | int, maximum: int, title: string = "Value") =
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if value.i256 >= maximum.i256:
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2018-01-15 18:42:40 +00:00
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raise newException(ValidationError,
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2018-02-06 19:20:06 +00:00
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&"{title} {value} is not less than {maximum}")
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2018-01-17 14:16:00 +00:00
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2018-02-06 19:20:06 +00:00
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proc validateStackItem*(value: string) =
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if value.len > 32:
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2018-01-17 14:16:00 +00:00
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raise newException(ValidationError,
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2018-02-06 19:20:06 +00:00
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&"Invalid stack item: expected 32 bytes, got {value.len}: value is {value}")
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