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Make the trailsave plugin also strip trailing lines (#135) 

Make the trailsave plugin also strip trailing lines
This commit is contained in:
Gavin D. Howard 2017-08-30 04:17:08 -06:00 committed by Clement Lefebvre
parent 9376dc72da
commit 1f85332906
1 changed files with 13 additions and 0 deletions
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13
plugins/trailsave/xed-trail-save-plugin.c
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@ -20,6 +20,8 @@
#include <config.h> #include <config.h>
#endif #endif
#include <string.h>
#include "xed-trail-save-plugin.h" #include "xed-trail-save-plugin.h"
#include <xed/xed-window.h> #include <xed/xed-window.h>
@ -59,6 +61,7 @@ strip_trailing_spaces (GtkTextBuffer *text_buffer)
gchar byte; gchar byte;
gint byte_index; gint byte_index;
gint strip_start_index, strip_end_index; gint strip_start_index, strip_end_index;
gint empty_lines_start = -1;
gboolean should_strip; gboolean should_strip;
GtkTextIter strip_start, strip_end; GtkTextIter strip_start, strip_end;
@ -89,6 +92,7 @@ strip_trailing_spaces (GtkTextBuffer *text_buffer)
/* Find indices of bytes that should be stripped */ /* Find indices of bytes that should be stripped */
should_strip = FALSE; should_strip = FALSE;
empty_lines_start = (empty_lines_start < 0) ? line_num : empty_lines_start;
for (byte_index = 0; slice [byte_index] != 0; ++byte_index) for (byte_index = 0; slice [byte_index] != 0; ++byte_index)
{ {
@ -111,6 +115,7 @@ strip_trailing_spaces (GtkTextBuffer *text_buffer)
else else
{ {
should_strip = FALSE; should_strip = FALSE;
empty_lines_start = -1;
} }
} }
@ -124,6 +129,14 @@ strip_trailing_spaces (GtkTextBuffer *text_buffer)
gtk_text_buffer_delete (text_buffer, &strip_start, &strip_end); gtk_text_buffer_delete (text_buffer, &strip_start, &strip_end);
} }
} }
/* Strip trailing lines (except for one) */
if (empty_lines_start != -1 && empty_lines_start != (line_count - 1))
{
gtk_text_buffer_get_iter_at_line (text_buffer, &strip_start, empty_lines_start);
gtk_text_buffer_get_end_iter (text_buffer, &strip_end);
gtk_text_buffer_delete (text_buffer, &strip_start, &strip_end);
}
} }
static void static void