diff options
| -rw-r--r-- | runtime/doc/dev_vimpatch.txt | 1 | ||||
| -rw-r--r-- | runtime/doc/options.txt | 102 | ||||
| -rw-r--r-- | runtime/doc/vim_diff.txt | 2 | ||||
| -rw-r--r-- | runtime/lua/vim/_meta/options.lua | 102 | ||||
| -rw-r--r-- | src/nvim/diff.c | 22 | ||||
| -rw-r--r-- | src/nvim/options.lua | 102 | ||||
| -rw-r--r-- | test/old/testdir/test_diffmode.vim | 442 |
7 files changed, 614 insertions, 159 deletions
diff --git a/runtime/doc/dev_vimpatch.txt b/runtime/doc/dev_vimpatch.txt index 76be24878a..0ddfc75a4c 100644 --- a/runtime/doc/dev_vimpatch.txt +++ b/runtime/doc/dev_vimpatch.txt @@ -184,6 +184,7 @@ information. mch_memmove memmove vim_memset copy_chars copy_spaces memset vim_strbyte strchr + vim_strnchr strnchr vim_strncpy strncpy xstrlcpy/xmemcpyz vim_strcat strncat xstrlcat VIM_ISWHITE ascii_iswhite diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt index b4ae3cc8fd..4d186bd761 100644 --- a/runtime/doc/options.txt +++ b/runtime/doc/options.txt @@ -2037,11 +2037,20 @@ A jump table for the options with a short description can be found at |Q_op|. Option settings for diff mode. It can consist of the following items. All are optional. Items must be separated by a comma. - filler Show filler lines, to keep the text - synchronized with a window that has inserted - lines at the same position. Mostly useful - when windows are side-by-side and 'scrollbind' - is set. + algorithm:{text} Use the specified diff algorithm with the + internal diff engine. Currently supported + algorithms are: + myers the default algorithm + minimal spend extra time to generate the + smallest possible diff + patience patience diff algorithm + histogram histogram diff algorithm + + closeoff When a window is closed where 'diff' is set + and there is only one window remaining in the + same tab page with 'diff' set, execute + `:diffoff` in that window. This undoes a + `:diffsplit` command. context:{n} Use a context of {n} lines between a change and a fold that contains unchanged lines. @@ -2052,6 +2061,23 @@ A jump table for the options with a short description can be found at |Q_op|. value (999999) to disable folding completely. See |fold-diff|. + filler Show filler lines, to keep the text + synchronized with a window that has inserted + lines at the same position. Mostly useful + when windows are side-by-side and 'scrollbind' + is set. + + foldcolumn:{n} Set the 'foldcolumn' option to {n} when + starting diff mode. Without this 2 is used. + + followwrap Follow the 'wrap' option and leave as it is. + + horizontal Start diff mode with horizontal splits (unless + explicitly specified otherwise). + + hiddenoff Do not use diff mode for a buffer when it + becomes hidden. + iblank Ignore changes where lines are all blank. Adds the "-B" flag to the "diff" command if 'diffexpr' is empty. Check the documentation @@ -2065,6 +2091,17 @@ A jump table for the options with a short description can be found at |Q_op|. are considered the same. Adds the "-i" flag to the "diff" command if 'diffexpr' is empty. + indent-heuristic + Use the indent heuristic for the internal + diff library. + + internal Use the internal diff library. This is + ignored when 'diffexpr' is set. *E960* + When running out of memory when writing a + buffer this item will be ignored for diffs + involving that buffer. Set the 'verbose' + option to see when this happens. + iwhite Ignore changes in amount of white space. Adds the "-b" flag to the "diff" command if 'diffexpr' is empty. Check the documentation @@ -2084,56 +2121,19 @@ A jump table for the options with a short description can be found at |Q_op|. of the "diff" command for what this does exactly. - horizontal Start diff mode with horizontal splits (unless - explicitly specified otherwise). + linematch:{n} Align and mark changes between the most + similar lines between the buffers. When the + total number of lines in the diff hunk exceeds + {n}, the lines will not be aligned because for + very large diff hunks there will be a + noticeable lag. A reasonable setting is + "linematch:60", as this will enable alignment + for a 2 buffer diff hunk of 30 lines each, + or a 3 buffer diff hunk of 20 lines each. vertical Start diff mode with vertical splits (unless explicitly specified otherwise). - closeoff When a window is closed where 'diff' is set - and there is only one window remaining in the - same tab page with 'diff' set, execute - `:diffoff` in that window. This undoes a - `:diffsplit` command. - - hiddenoff Do not use diff mode for a buffer when it - becomes hidden. - - foldcolumn:{n} Set the 'foldcolumn' option to {n} when - starting diff mode. Without this 2 is used. - - followwrap Follow the 'wrap' option and leave as it is. - - internal Use the internal diff library. This is - ignored when 'diffexpr' is set. *E960* - When running out of memory when writing a - buffer this item will be ignored for diffs - involving that buffer. Set the 'verbose' - option to see when this happens. - - indent-heuristic - Use the indent heuristic for the internal - diff library. - - linematch:{n} Enable a second stage diff on each generated - hunk in order to align lines. When the total - number of lines in a hunk exceeds {n}, the - second stage diff will not be performed as - very large hunks can cause noticeable lag. A - recommended setting is "linematch:60", as this - will enable alignment for a 2 buffer diff with - hunks of up to 30 lines each, or a 3 buffer - diff with hunks of up to 20 lines each. - - algorithm:{text} Use the specified diff algorithm with the - internal diff engine. Currently supported - algorithms are: - myers the default algorithm - minimal spend extra time to generate the - smallest possible diff - patience patience diff algorithm - histogram histogram diff algorithm - Examples: >vim set diffopt=internal,filler,context:4 set diffopt= diff --git a/runtime/doc/vim_diff.txt b/runtime/doc/vim_diff.txt index c870de00ef..eae341da49 100644 --- a/runtime/doc/vim_diff.txt +++ b/runtime/doc/vim_diff.txt @@ -351,7 +351,6 @@ Options: - 'autoread' works in the terminal (if it supports "focus" events) - 'background' cannot be set to empty. - 'cpoptions' flags: |cpo-_| -- 'diffopt' "linematch" feature - 'eadirection' cannot be set to empty. - 'exrc' searches for ".nvim.lua", ".nvimrc", or ".exrc" files. The user is prompted whether to trust the file. @@ -466,6 +465,7 @@ Upstreamed features *nvim-upstreamed* These Nvim features were later integrated into Vim. +- 'diffopt' "linematch" feature - 'fillchars' flags: "eob" - 'jumpoptions' "stack" behavior - 'wildoptions' flags: "pum" enables popupmenu for wildmode completion diff --git a/runtime/lua/vim/_meta/options.lua b/runtime/lua/vim/_meta/options.lua index 452959970d..52c556867f 100644 --- a/runtime/lua/vim/_meta/options.lua +++ b/runtime/lua/vim/_meta/options.lua @@ -1631,11 +1631,20 @@ vim.go.dex = vim.go.diffexpr --- Option settings for diff mode. It can consist of the following items. --- All are optional. Items must be separated by a comma. --- ---- filler Show filler lines, to keep the text ---- synchronized with a window that has inserted ---- lines at the same position. Mostly useful ---- when windows are side-by-side and 'scrollbind' ---- is set. +--- algorithm:{text} Use the specified diff algorithm with the +--- internal diff engine. Currently supported +--- algorithms are: +--- myers the default algorithm +--- minimal spend extra time to generate the +--- smallest possible diff +--- patience patience diff algorithm +--- histogram histogram diff algorithm +--- +--- closeoff When a window is closed where 'diff' is set +--- and there is only one window remaining in the +--- same tab page with 'diff' set, execute +--- `:diffoff` in that window. This undoes a +--- `:diffsplit` command. --- --- context:{n} Use a context of {n} lines between a change --- and a fold that contains unchanged lines. @@ -1646,6 +1655,23 @@ vim.go.dex = vim.go.diffexpr --- value (999999) to disable folding completely. --- See `fold-diff`. --- +--- filler Show filler lines, to keep the text +--- synchronized with a window that has inserted +--- lines at the same position. Mostly useful +--- when windows are side-by-side and 'scrollbind' +--- is set. +--- +--- foldcolumn:{n} Set the 'foldcolumn' option to {n} when +--- starting diff mode. Without this 2 is used. +--- +--- followwrap Follow the 'wrap' option and leave as it is. +--- +--- horizontal Start diff mode with horizontal splits (unless +--- explicitly specified otherwise). +--- +--- hiddenoff Do not use diff mode for a buffer when it +--- becomes hidden. +--- --- iblank Ignore changes where lines are all blank. Adds --- the "-B" flag to the "diff" command if --- 'diffexpr' is empty. Check the documentation @@ -1659,6 +1685,17 @@ vim.go.dex = vim.go.diffexpr --- are considered the same. Adds the "-i" flag --- to the "diff" command if 'diffexpr' is empty. --- +--- indent-heuristic +--- Use the indent heuristic for the internal +--- diff library. +--- +--- internal Use the internal diff library. This is +--- ignored when 'diffexpr' is set. *E960* +--- When running out of memory when writing a +--- buffer this item will be ignored for diffs +--- involving that buffer. Set the 'verbose' +--- option to see when this happens. +--- --- iwhite Ignore changes in amount of white space. Adds --- the "-b" flag to the "diff" command if --- 'diffexpr' is empty. Check the documentation @@ -1678,56 +1715,19 @@ vim.go.dex = vim.go.diffexpr --- of the "diff" command for what this does --- exactly. --- ---- horizontal Start diff mode with horizontal splits (unless ---- explicitly specified otherwise). +--- linematch:{n} Align and mark changes between the most +--- similar lines between the buffers. When the +--- total number of lines in the diff hunk exceeds +--- {n}, the lines will not be aligned because for +--- very large diff hunks there will be a +--- noticeable lag. A reasonable setting is +--- "linematch:60", as this will enable alignment +--- for a 2 buffer diff hunk of 30 lines each, +--- or a 3 buffer diff hunk of 20 lines each. --- --- vertical Start diff mode with vertical splits (unless --- explicitly specified otherwise). --- ---- closeoff When a window is closed where 'diff' is set ---- and there is only one window remaining in the ---- same tab page with 'diff' set, execute ---- `:diffoff` in that window. This undoes a ---- `:diffsplit` command. ---- ---- hiddenoff Do not use diff mode for a buffer when it ---- becomes hidden. ---- ---- foldcolumn:{n} Set the 'foldcolumn' option to {n} when ---- starting diff mode. Without this 2 is used. ---- ---- followwrap Follow the 'wrap' option and leave as it is. ---- ---- internal Use the internal diff library. This is ---- ignored when 'diffexpr' is set. *E960* ---- When running out of memory when writing a ---- buffer this item will be ignored for diffs ---- involving that buffer. Set the 'verbose' ---- option to see when this happens. ---- ---- indent-heuristic ---- Use the indent heuristic for the internal ---- diff library. ---- ---- linematch:{n} Enable a second stage diff on each generated ---- hunk in order to align lines. When the total ---- number of lines in a hunk exceeds {n}, the ---- second stage diff will not be performed as ---- very large hunks can cause noticeable lag. A ---- recommended setting is "linematch:60", as this ---- will enable alignment for a 2 buffer diff with ---- hunks of up to 30 lines each, or a 3 buffer ---- diff with hunks of up to 20 lines each. ---- ---- algorithm:{text} Use the specified diff algorithm with the ---- internal diff engine. Currently supported ---- algorithms are: ---- myers the default algorithm ---- minimal spend extra time to generate the ---- smallest possible diff ---- patience patience diff algorithm ---- histogram histogram diff algorithm ---- --- Examples: --- --- ```vim diff --git a/src/nvim/diff.c b/src/nvim/diff.c index 99f70793b3..4ead58c74f 100644 --- a/src/nvim/diff.c +++ b/src/nvim/diff.c @@ -1820,7 +1820,8 @@ static void find_top_diff_block(diff_T **thistopdiff, diff_T **nextblockblock, i topdiffchange = 0; } - // check if the fromwin topline is matched by the current diff. if so, set it to the top of the diff block + // check if the fromwin topline is matched by the current diff. if so, + // set it to the top of the diff block if (topline >= topdiff->df_lnum[fromidx] && topline <= (topdiff->df_lnum[fromidx] + topdiff->df_count[fromidx])) { // this line is inside the current diff block, so we will save the @@ -2021,10 +2022,15 @@ static void run_linematch_algorithm(diff_T *dp) size_t ndiffs = 0; for (int i = 0; i < DB_COUNT; i++) { if (curtab->tp_diffbuf[i] != NULL) { - // write the contents of the entire buffer to - // diffbufs_mm[diffbuffers_count] - diff_write_buffer(curtab->tp_diffbuf[i], &diffbufs_mm[ndiffs], - dp->df_lnum[i], dp->df_lnum[i] + dp->df_count[i] - 1); + if (dp->df_count[i] > 0) { + // write the contents of the entire buffer to + // diffbufs_mm[diffbuffers_count] + diff_write_buffer(curtab->tp_diffbuf[i], &diffbufs_mm[ndiffs], + dp->df_lnum[i], dp->df_lnum[i] + dp->df_count[i] - 1); + } else { + diffbufs_mm[ndiffs].size = 0; + diffbufs_mm[ndiffs].ptr = NULL; + } diffbufs[ndiffs] = &diffbufs_mm[ndiffs]; @@ -2060,6 +2066,12 @@ static void run_linematch_algorithm(diff_T *dp) /// Returns > 0 for inserting that many filler lines above it (never happens /// when 'diffopt' doesn't contain "filler"). /// This should only be used for windows where 'diff' is set. +/// When diffopt contains linematch, a changed/added/deleted line +/// may also have filler lines above it. In such a case, the possibilities +/// are no longer mutually exclusive. The number of filler lines is +/// returned from diff_check, and the integer 'linestatus' passed by +/// pointer is set to -1 to indicate a changed line, and -2 to indicate an +/// added line /// /// @param wp /// @param lnum diff --git a/src/nvim/options.lua b/src/nvim/options.lua index fdd5799b46..4406ae28a8 100644 --- a/src/nvim/options.lua +++ b/src/nvim/options.lua @@ -2178,11 +2178,20 @@ local options = { Option settings for diff mode. It can consist of the following items. All are optional. Items must be separated by a comma. - filler Show filler lines, to keep the text - synchronized with a window that has inserted - lines at the same position. Mostly useful - when windows are side-by-side and 'scrollbind' - is set. + algorithm:{text} Use the specified diff algorithm with the + internal diff engine. Currently supported + algorithms are: + myers the default algorithm + minimal spend extra time to generate the + smallest possible diff + patience patience diff algorithm + histogram histogram diff algorithm + + closeoff When a window is closed where 'diff' is set + and there is only one window remaining in the + same tab page with 'diff' set, execute + `:diffoff` in that window. This undoes a + `:diffsplit` command. context:{n} Use a context of {n} lines between a change and a fold that contains unchanged lines. @@ -2193,6 +2202,23 @@ local options = { value (999999) to disable folding completely. See |fold-diff|. + filler Show filler lines, to keep the text + synchronized with a window that has inserted + lines at the same position. Mostly useful + when windows are side-by-side and 'scrollbind' + is set. + + foldcolumn:{n} Set the 'foldcolumn' option to {n} when + starting diff mode. Without this 2 is used. + + followwrap Follow the 'wrap' option and leave as it is. + + horizontal Start diff mode with horizontal splits (unless + explicitly specified otherwise). + + hiddenoff Do not use diff mode for a buffer when it + becomes hidden. + iblank Ignore changes where lines are all blank. Adds the "-B" flag to the "diff" command if 'diffexpr' is empty. Check the documentation @@ -2206,6 +2232,17 @@ local options = { are considered the same. Adds the "-i" flag to the "diff" command if 'diffexpr' is empty. + indent-heuristic + Use the indent heuristic for the internal + diff library. + + internal Use the internal diff library. This is + ignored when 'diffexpr' is set. *E960* + When running out of memory when writing a + buffer this item will be ignored for diffs + involving that buffer. Set the 'verbose' + option to see when this happens. + iwhite Ignore changes in amount of white space. Adds the "-b" flag to the "diff" command if 'diffexpr' is empty. Check the documentation @@ -2225,56 +2262,19 @@ local options = { of the "diff" command for what this does exactly. - horizontal Start diff mode with horizontal splits (unless - explicitly specified otherwise). + linematch:{n} Align and mark changes between the most + similar lines between the buffers. When the + total number of lines in the diff hunk exceeds + {n}, the lines will not be aligned because for + very large diff hunks there will be a + noticeable lag. A reasonable setting is + "linematch:60", as this will enable alignment + for a 2 buffer diff hunk of 30 lines each, + or a 3 buffer diff hunk of 20 lines each. vertical Start diff mode with vertical splits (unless explicitly specified otherwise). - closeoff When a window is closed where 'diff' is set - and there is only one window remaining in the - same tab page with 'diff' set, execute - `:diffoff` in that window. This undoes a - `:diffsplit` command. - - hiddenoff Do not use diff mode for a buffer when it - becomes hidden. - - foldcolumn:{n} Set the 'foldcolumn' option to {n} when - starting diff mode. Without this 2 is used. - - followwrap Follow the 'wrap' option and leave as it is. - - internal Use the internal diff library. This is - ignored when 'diffexpr' is set. *E960* - When running out of memory when writing a - buffer this item will be ignored for diffs - involving that buffer. Set the 'verbose' - option to see when this happens. - - indent-heuristic - Use the indent heuristic for the internal - diff library. - - linematch:{n} Enable a second stage diff on each generated - hunk in order to align lines. When the total - number of lines in a hunk exceeds {n}, the - second stage diff will not be performed as - very large hunks can cause noticeable lag. A - recommended setting is "linematch:60", as this - will enable alignment for a 2 buffer diff with - hunks of up to 30 lines each, or a 3 buffer - diff with hunks of up to 20 lines each. - - algorithm:{text} Use the specified diff algorithm with the - internal diff engine. Currently supported - algorithms are: - myers the default algorithm - minimal spend extra time to generate the - smallest possible diff - patience patience diff algorithm - histogram histogram diff algorithm - Examples: >vim set diffopt=internal,filler,context:4 set diffopt= diff --git a/test/old/testdir/test_diffmode.vim b/test/old/testdir/test_diffmode.vim index 695aeeac75..b452be5061 100644 --- a/test/old/testdir/test_diffmode.vim +++ b/test/old/testdir/test_diffmode.vim @@ -1017,6 +1017,41 @@ func Test_diff_screen() call WriteDiffFiles(buf, [], [0]) call VerifyBoth(buf, "Test_diff_22", "") + call WriteDiffFiles(buf, ['?a', '?b', '?c'], ['!b']) + call VerifyInternal(buf, 'Test_diff_23', " diffopt+=linematch:30") + + call WriteDiffFiles(buf, ['', + \ 'common line', + \ 'common line', + \ '', + \ 'DEFabc', + \ 'xyz', + \ 'xyz', + \ 'xyz', + \ 'DEFabc', + \ 'DEFabc', + \ 'DEFabc', + \ 'common line', + \ 'common line', + \ 'DEF', + \ 'common line', + \ 'DEF', + \ 'something' ], + \ ['', + \ 'common line', + \ 'common line', + \ '', + \ 'ABCabc', + \ 'ABCabc', + \ 'ABCabc', + \ 'ABCabc', + \ 'common line', + \ 'common line', + \ 'common line', + \ 'something']) + call VerifyInternal(buf, 'Test_diff_24', " diffopt+=linematch:30") + + " clean up call StopVimInTerminal(buf) call delete('Xdifile1') @@ -2040,4 +2075,411 @@ func Test_diff_topline_noscroll() call StopVimInTerminal(buf) endfunc +func Test_diffget_diffput_linematch() + CheckScreendump + call delete('.Xdifile1.swp') + call delete('.Xdifile2.swp') + call WriteDiffFiles(0, [], []) + let buf = RunVimInTerminal('-d Xdifile1 Xdifile2', {}) + call term_sendkeys(buf, ":set autoread\<CR>\<c-w>w:set autoread\<CR>\<c-w>w") + + " enable linematch + call term_sendkeys(buf, ":set diffopt+=linematch:30\<CR>") + call WriteDiffFiles(buf, ['', + \ 'common line', + \ 'common line', + \ '', + \ 'ABCabc', + \ 'ABCabc', + \ 'ABCabc', + \ 'ABCabc', + \ 'common line', + \ 'common line', + \ 'common line', + \ 'something' ], + \ ['', + \ 'common line', + \ 'common line', + \ '', + \ 'DEFabc', + \ 'xyz', + \ 'xyz', + \ 'xyz', + \ 'DEFabc', + \ 'DEFabc', + \ 'DEFabc', + \ 'common line', + \ 'common line', + \ 'DEF', + \ 'common line', + \ 'DEF', + \ 'something']) + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_1', {}) + + " get from window 1 from line 5 to 9 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, ":5,9diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_2', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " get from window 2 from line 5 to 10 + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, ":5,10diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_3', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " get all from window 2 + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, ":4,17diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_4', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " get all from window 1 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, ":4,12diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_5', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " get from window 1 using do 1 line 5 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "5gg") + call term_sendkeys(buf, ":diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_6', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " get from window 1 using do 2 line 6 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "6gg") + call term_sendkeys(buf, ":diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_7', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " get from window 1 using do 2 line 7 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "7gg") + call term_sendkeys(buf, ":diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_8', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " get from window 1 using do 2 line 11 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "11gg") + call term_sendkeys(buf, ":diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_9', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " get from window 1 using do 2 line 12 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "12gg") + call term_sendkeys(buf, ":diffget\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_10', {}) + + " undo the last diffget + call term_sendkeys(buf, "u") + + " put from window 1 using dp 1 line 5 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "5gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_11', {}) + + " undo the last diffput + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "u") + + " put from window 1 using dp 2 line 6 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "6gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_12', {}) + + " undo the last diffput + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "u") + + " put from window 1 using dp 2 line 7 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "7gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_13', {}) + + " undo the last diffput + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "u") + + " put from window 1 using dp 2 line 11 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "11gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_14', {}) + + " undo the last diffput + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "u") + + " put from window 1 using dp 2 line 12 + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "12gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_15', {}) + + " undo the last diffput + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "u") + + " put from window 2 using dp line 6 + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "6gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_16', {}) + + " undo the last diffput + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "u") + + " put from window 2 using dp line 8 + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "8gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_17', {}) + + " undo the last diffput + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "u") + + " put from window 2 using dp line 9 + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "9gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_18', {}) + + " undo the last diffput + call term_sendkeys(buf, "1\<c-w>w") + call term_sendkeys(buf, "u") + + " put from window 2 using dp line 17 + call term_sendkeys(buf, "2\<c-w>w") + call term_sendkeys(buf, "17gg") + call term_sendkeys(buf, ":diffput\<CR>") + call VerifyScreenDump(buf, 'Test_diff_get_put_linematch_19', {}) + +endfunc + +func Test_linematch_diff() + CheckScreendump + call delete('.Xdifile1.swp') + call delete('.Xdifile2.swp') + call WriteDiffFiles(0, [], []) + let buf = RunVimInTerminal('-d Xdifile1 Xdifile2', {}) + call term_sendkeys(buf, ":set autoread\<CR>\<c-w>w:set autoread\<CR>\<c-w>w") + + " enable linematch + call term_sendkeys(buf, ":set diffopt+=linematch:30\<CR>") + call WriteDiffFiles(buf, ['// abc d?', + \ '// d?', + \ '// d?' ], + \ ['!', + \ 'abc d!', + \ 'd!']) + call VerifyScreenDump(buf, 'Test_linematch_diff1', {}) + +endfunc + +func Test_linematch_diff_iwhite() + CheckScreendump + call delete('.Xdifile1.swp') + call delete('.Xdifile2.swp') + call WriteDiffFiles(0, [], []) + let buf = RunVimInTerminal('-d Xdifile1 Xdifile2', {}) + call term_sendkeys(buf, ":set autoread\<CR>\<c-w>w:set autoread\<CR>\<c-w>w") + + " setup a diff with 2 files and set linematch:30, with ignore white + call term_sendkeys(buf, ":set diffopt+=linematch:30\<CR>") + call WriteDiffFiles(buf, ['void testFunction () {', + \ ' for (int i = 0; i < 10; i++) {', + \ ' for (int j = 0; j < 10; j++) {', + \ ' }', + \ ' }', + \ '}' ], + \ ['void testFunction () {', + \ ' // for (int j = 0; j < 10; i++) {', + \ ' // }', + \ '}']) + call VerifyScreenDump(buf, 'Test_linematch_diff_iwhite1', {}) + call term_sendkeys(buf, ":set diffopt+=iwhiteall\<CR>") + call VerifyScreenDump(buf, 'Test_linematch_diff_iwhite2', {}) + +endfunc + +func Test_linematch_diff_grouping() + CheckScreendump + call delete('.Xdifile1.swp') + call delete('.Xdifile2.swp') + call WriteDiffFiles(0, [], []) + let buf = RunVimInTerminal('-d Xdifile1 Xdifile2', {}) + call term_sendkeys(buf, ":set autoread\<CR>\<c-w>w:set autoread\<CR>\<c-w>w") + + " a diff that would result in multiple groups before grouping optimization + call term_sendkeys(buf, ":set diffopt+=linematch:30\<CR>") + call WriteDiffFiles(buf, ['!A', + \ '!B', + \ '!C' ], + \ ['?Z', + \ '?A', + \ '?B', + \ '?C', + \ '?A', + \ '?B', + \ '?B', + \ '?C']) + call VerifyScreenDump(buf, 'Test_linematch_diff_grouping1', {}) + call WriteDiffFiles(buf, ['!A', + \ '!B', + \ '!C' ], + \ ['?A', + \ '?Z', + \ '?B', + \ '?C', + \ '?A', + \ '?B', + \ '?C', + \ '?C']) + call VerifyScreenDump(buf, 'Test_linematch_diff_grouping2', {}) + +endfunc + +func Test_linematch_diff_scroll() + CheckScreendump + call delete('.Xdifile1.swp') + call delete('.Xdifile2.swp') + call WriteDiffFiles(0, [], []) + let buf = RunVimInTerminal('-d Xdifile1 Xdifile2', {}) + call term_sendkeys(buf, ":set autoread\<CR>\<c-w>w:set autoread\<CR>\<c-w>w") + + " a diff that would result in multiple groups before grouping optimization + call term_sendkeys(buf, ":set diffopt+=linematch:30\<CR>") + call WriteDiffFiles(buf, ['!A', + \ '!B', + \ '!C' ], + \ ['?A', + \ '?Z', + \ '?B', + \ '?C', + \ '?A', + \ '?B', + \ '?C', + \ '?C']) + " scroll down to show calculation of top fill and scroll to correct line in + " both windows + call VerifyScreenDump(buf, 'Test_linematch_diff_grouping_scroll0', {}) + call term_sendkeys(buf, "3\<c-e>") + call VerifyScreenDump(buf, 'Test_linematch_diff_grouping_scroll1', {}) + call term_sendkeys(buf, "3\<c-e>") + call VerifyScreenDump(buf, 'Test_linematch_diff_grouping_scroll2', {}) + +endfunc + + + +func Test_linematch_line_limit_exceeded() + CheckScreendump + call delete('.Xdifile1.swp') + call delete('.Xdifile2.swp') + call WriteDiffFiles(0, [], []) + let buf = RunVimInTerminal('-d Xdifile1 Xdifile2', {}) + call term_sendkeys(buf, ":set autoread\<CR>\<c-w>w:set autoread\<CR>\<c-w>w") + + call term_sendkeys(buf, ":set diffopt+=linematch:10\<CR>") + " a diff block will not be aligned with linematch because it's contents + " exceed 10 lines + call WriteDiffFiles(buf, + \ ['common line', + \ 'HIL', + \ '', + \ 'aABCabc', + \ 'aABCabc', + \ 'aABCabc', + \ 'aABCabc', + \ 'common line', + \ 'HIL', + \ 'common line', + \ 'something'], + \ ['common line', + \ 'DEF', + \ 'GHI', + \ 'something', + \ '', + \ 'aDEFabc', + \ 'xyz', + \ 'xyz', + \ 'xyz', + \ 'aDEFabc', + \ 'aDEFabc', + \ 'aDEFabc', + \ 'common line', + \ 'DEF', + \ 'GHI', + \ 'something else', + \ 'common line', + \ 'something']) + call VerifyScreenDump(buf, 'Test_linematch_line_limit_exceeded1', {}) + " after increasing the count to 30, the limit is not exceeded, and the + " alignment algorithm will run on the largest diff block here + call term_sendkeys(buf, ":set diffopt+=linematch:30\<CR>") + call VerifyScreenDump(buf, 'Test_linematch_line_limit_exceeded2', {}) + +endfunc + +func Test_linematch_3diffs() + CheckScreendump + call delete('.Xdifile1.swp') + call delete('.Xdifile2.swp') + call delete('.Xdifile3.swp') + call WriteDiffFiles3(0, [], [], []) + let buf = RunVimInTerminal('-d Xdifile1 Xdifile2 Xdifile3', {}) + call term_sendkeys(buf, "1\<c-w>w:set autoread\<CR>") + call term_sendkeys(buf, "2\<c-w>w:set autoread\<CR>") + call term_sendkeys(buf, "3\<c-w>w:set autoread\<CR>") + call term_sendkeys(buf, ":set diffopt+=linematch:30\<CR>") + call WriteDiffFiles3(buf, + \ ["", + \ " common line", + \ " AAA", + \ " AAA", + \ " AAA"], + \ ["", + \ " common line", + \ " <<<<<<< HEAD", + \ " AAA", + \ " AAA", + \ " AAA", + \ " =======", + \ " BBB", + \ " BBB", + \ " BBB", + \ " >>>>>>> branch1"], + \ ["", + \ " common line", + \ " BBB", + \ " BBB", + \ " BBB"]) + call VerifyScreenDump(buf, 'Test_linematch_3diffs1', {}) + +endfunc " vim: shiftwidth=2 sts=2 expandtab |