Automatic generation produced by ISE Eiffel
note description: "Diff class for texts." legal: "See notice at end of class." status: "See notice at end of class." date: "$Date: 2020-05-19 06:38:04 -0800 (Tue, 19 May 2020) $" revision: "$Revision: 104264 $" class interface DIFF_TEXT create default_create -- Process instances of classes with no creation clause. -- (Default: do nothing.) -- (from ANY) feature -- Access generating_type: TYPE [detachable DIFF_TEXT] -- Type of current object -- (type of which it is a direct instance) -- (from ANY) ensure -- from ANY generating_type_not_void: Result /= Void generator: STRING_8 -- Name of current object's generating class -- (base class of the type of which it is a direct instance) -- (from ANY) ensure -- from ANY generator_not_void: Result /= Void generator_not_empty: not Result.is_empty hunks: detachable LINKED_LIST [LIST [DIFF_LINE]] -- The list of hunks. -- (from DIFF) match: detachable LINKED_LIST [DIFF_LINE_MATCH] -- The indices of the elements that match in source and destination. -- (from DIFF) unified: STRING_8 -- Get the diff in unified diff format. require hunks_not_void: hunks /= Void values_set: values_set ensure result_not_void: Result /= Void feature -- Comparison frozen deep_equal (a: detachable ANY; b: like arg #1): BOOLEAN -- Are a and b either both void -- or attached to isomorphic object structures? -- (from ANY) ensure -- from ANY instance_free: class shallow_implies_deep: standard_equal (a, b) implies Result both_or_none_void: (a = Void) implies (Result = (b = Void)) same_type: (Result and (a /= Void)) implies (b /= Void and then a.same_type (b)) symmetric: Result implies deep_equal (b, a) frozen equal (a: detachable ANY; b: like arg #1): BOOLEAN -- Are a and b either both void or attached -- to objects considered equal? -- (from ANY) ensure -- from ANY instance_free: class definition: Result = (a = Void and b = Void) or else ((a /= Void and b /= Void) and then a.is_equal (b)) frozen is_deep_equal alias "≡≡≡" (other: DIFF_TEXT): BOOLEAN -- Are Current and other attached to isomorphic object structures? -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY shallow_implies_deep: standard_is_equal (other) implies Result same_type: Result implies same_type (other) symmetric: Result implies other.is_deep_equal (Current) is_equal (other: DIFF_TEXT): BOOLEAN -- Is other attached to an object considered -- equal to current object? -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY symmetric: Result implies other ~ Current consistent: standard_is_equal (other) implies Result frozen standard_equal (a: detachable ANY; b: like arg #1): BOOLEAN -- Are a and b either both void or attached to -- field-by-field identical objects of the same type? -- Always uses default object comparison criterion. -- (from ANY) ensure -- from ANY instance_free: class definition: Result = (a = Void and b = Void) or else ((a /= Void and b /= Void) and then a.standard_is_equal (b)) frozen standard_is_equal alias "≜" (other: DIFF_TEXT): BOOLEAN -- Is other attached to an object of the same type -- as current object, and field-by-field identical to it? -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY same_type: Result implies same_type (other) symmetric: Result implies other.standard_is_equal (Current) feature -- Status report conforms_to (other: ANY): BOOLEAN -- Does type of current object conform to type -- of other (as per Eiffel: The Language, chapter 13)? -- (from ANY) require -- from ANY other_not_void: other /= Void same_type (other: ANY): BOOLEAN -- Is type of current object identical to type of other? -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY definition: Result = (conforms_to (other) and other.conforms_to (Current)) values_set: BOOLEAN -- Are the values to compare set? -- (from DIFF) ensure -- from DIFF src_attached: Result implies (src /= Void and dst /= Void) feature -- Element change set_file (a_src_file: READABLE_STRING_GENERAL; a_dst_file: READABLE_STRING_GENERAL) -- Set the two files to compare line by line. require a_src_file_not_void: a_src_file /= Void a_src_file_not_empty: not a_src_file.is_empty a_dst_file_not_void: a_dst_file /= Void a_dst_file_not_empty: not a_dst_file.is_empty ensure values_set: values_set unified_header_attached: unified_header /= Void set_text (a_src_text: READABLE_STRING_8; a_dst_text: READABLE_STRING_8) -- Set the two texts to compare line by line. require a_src_text_not_void: a_src_text /= Void a_dst_text_not_void: a_dst_text /= Void ensure values_set: values_set unified_header_attached: unified_header /= Void feature -- Duplication copy (other: DIFF_TEXT) -- Update current object using fields of object attached -- to other, so as to yield equal objects. -- (from ANY) require -- from ANY other_not_void: other /= Void type_identity: same_type (other) ensure -- from ANY is_equal: Current ~ other frozen deep_copy (other: DIFF_TEXT) -- Effect equivalent to that of: -- `copy` (other . `deep_twin`) -- (from ANY) require -- from ANY other_not_void: other /= Void ensure -- from ANY deep_equal: deep_equal (Current, other) frozen deep_twin: DIFF_TEXT -- New object structure recursively duplicated from Current. -- (from ANY) ensure -- from ANY deep_twin_not_void: Result /= Void deep_equal: deep_equal (Current, Result) frozen standard_copy (other: DIFF_TEXT) -- Copy every field of other onto corresponding field -- of current object. -- (from ANY) require -- from ANY other_not_void: other /= Void type_identity: same_type (other) ensure -- from ANY is_standard_equal: standard_is_equal (other) frozen standard_twin: DIFF_TEXT -- New object field-by-field identical to other. -- Always uses default copying semantics. -- (from ANY) ensure -- from ANY standard_twin_not_void: Result /= Void equal: standard_equal (Result, Current) frozen twin: DIFF_TEXT -- New object equal to Current -- `twin` calls `copy`; to change copying/twinning semantics, redefine `copy`. -- (from ANY) ensure -- from ANY twin_not_void: Result /= Void is_equal: Result ~ Current feature -- Basic operations frozen default: detachable DIFF_TEXT -- Default value of object's type -- (from ANY) frozen default_pointer: POINTER -- Default value of type POINTER -- (Avoid the need to write p.`default` for -- some p of type POINTER.) -- (from ANY) ensure -- from ANY instance_free: class default_rescue -- Process exception for routines with no Rescue clause. -- (Default: do nothing.) -- (from ANY) frozen do_nothing -- Execute a null action. -- (from ANY) ensure -- from ANY instance_free: class patch (a_text: READABLE_STRING_8; a_patch: READABLE_STRING_8; reversed: BOOLEAN): STRING_8 -- Apply a_patch (in unified patch format) to a_text. If the patch was created from destination to source set reversed. require a_text_not_void: a_text /= Void a_patch_not_void: a_patch /= Void ensure result_not_void: Result /= Void feature -- Change elements compute_diff -- Compute the diff between `src` and `dst` -- (from DIFF) require -- from DIFF values_set: values_set ensure -- from DIFF match_not_void: match /= Void hunks_not_void: hunks /= Void set (a_src: ARRAY [READABLE_STRING_8]; a_dst: ARRAY [READABLE_STRING_8]) -- Set the source array a_src and the destination a_dst. -- (from DIFF) require -- from DIFF a_src_not_void: a_src /= Void a_dst_not_void: a_dst /= Void ensure -- from DIFF values_set: values_set feature -- Output Io: STD_FILES -- Handle to standard file setup -- (from ANY) ensure -- from ANY instance_free: class io_not_void: Result /= Void out: STRING_8 -- New string containing terse printable representation -- of current object -- (from ANY) ensure -- from ANY out_not_void: Result /= Void print (o: detachable ANY) -- Write terse external representation of o -- on standard output. -- (from ANY) ensure -- from ANY instance_free: class frozen tagged_out: STRING_8 -- New string containing terse printable representation -- of current object -- (from ANY) ensure -- from ANY tagged_out_not_void: Result /= Void feature -- Platform Operating_environment: OPERATING_ENVIRONMENT -- Objects available from the operating system -- (from ANY) ensure -- from ANY instance_free: class operating_environment_not_void: Result /= Void invariant -- from ANY reflexive_equality: standard_is_equal (Current) reflexive_conformance: conforms_to (Current) note copyright: "Copyright (c) 1984-2020, Eiffel Software and others" license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)" source: "[ Eiffel Software 5949 Hollister Ave., Goleta, CA 93117 USA Telephone 805-685-1006, Fax 805-685-6869 Website http://www.eiffel.com Customer support http://support.eiffel.com ]" end -- class DIFF_TEXT -- Generated by Eiffel Studio --
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