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Text-Objects
vim's elegant function

2014/02/15 - Kanazawa.rb meetup 18 LT
vim operation

?

[operator] [motion]

?

target = from cursor potion to motion result
vim operator
?

c : change

?

d : delete

?

y : yank

?

p : paste

?

etc ...
vim motion
?

j : next line

?

w : next word head

?

$ : line end

?

/ : search

?

etc ...
example
1.

Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed
do eiusmod tempor incididunt ut labore et dolore magna
aliqua.

2.

Ut enim ad minim veniam, quis nostrud exercitation ullamco
laboris nisi ut aliquip ex ea commodo consequat.

3.

Duis aute irure dolor in reprehenderit in voluptate velit esse
cillum dolore eu fugiat nulla pariatur.
Excepteur sint occaecat cupidatat non proident, sunt in culpa
qui officia deserunt mollit anim id est laborum.
example
1.

Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed
do eiusmod tempor incididunt ut labore et dolore magna
aliqua.

2.

Ut enim ad minim veniam, quis nostrud exercitation ullamco
laboris nisi ut aliquip ex ea commodo consequat.

3.

Duis aute irure dolor in reprehenderit in voluptate velit esse
cillum dolore eu fugiat nulla pariatur.
Excepteur sint occaecat cupidatat non proident, sunt in culpa
qui officia deserunt mollit anim id est laborum.

d$
example
1.

Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed
do eiusmod tempor incididunt ut labore et dolore magna
aliqua.
delete

2.

Ut enim ad minim veniam, quis nostrud exercitation ullamco
laboris nisi ut aliquip ex ea commodo consequat.

3.

Duis aute irure dolor in reprehenderit in voluptate velit esse
cillum dolore eu fugiat nulla pariatur.
Excepteur sint occaecat cupidatat non proident, sunt in culpa
qui officia deserunt mollit anim id est laborum.

d$
example
1.

Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed
do eiusmod tempor incididunt ut labore et dolore magna
aliqua.
delete

2.

Ut enim ad

3.

Duis aute irure dolor in reprehenderit in voluptate velit esse
cillum dolore eu fugiat nulla pariatur.
Excepteur sint occaecat cupidatat non proident, sunt in culpa
qui officia deserunt mollit anim id est laborum.

d$
motion only?

?

You can use Text-Objects
Text Objects
?

blocked chars

?

word, sentence, paragraph block

?

special char surround block

?

"xxx", (xxx), <xxx>, <p>xxx</p>
Text Objects
?

blocked chars

?

word, sentence, paragraph block

?

special char surround block

?

"xxx", (xxx), <xxx>, <p>xxx</p>
Yes, corder friendly!!
How to use
?

[operator] [motion]
◎

?

[operator] [text-objects speci?er]

?

target = speci?ed text-objects
speci?er
?

[a|i][wsp])}>"'`t]

?

aw : a word

?

i> : inner >

?

at : a tag

?

etc...
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};

di'
example
1.

var superFunc = function() {

2.

console.log ('');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};

di'
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};

cit
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>abc</p>')

5.

.appendTo('.super_anchor');

6.

};

cit
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};

cat
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

include tag

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};

cat
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('abc')

5.

.appendTo('.super_anchor');

6.

};

cat
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};

yi}
example
1.

var superFunc = function() {

2.

console.log ('pretty good function');

3.

$("<div>")

4.

.html('<p>fancy html</p>')

5.

.appendTo('.super_anchor');

6.

};

yi}
Conclusion

?

Use "text objects" for elegant vim operation

?

:help text-objects
Thank you
Tomokazu Kiyohara
http://github.com/kiyohara
http://facebook.com/tomokazu.kiyohara

More Related Content

Text-Objects - vim's elegant function

  • 2. vim operation ? [operator] [motion] ? target = from cursor potion to motion result
  • 3. vim operator ? c : change ? d : delete ? y : yank ? p : paste ? etc ...
  • 4. vim motion ? j : next line ? w : next word head ? $ : line end ? / : search ? etc ...
  • 5. example 1. Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. 2. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. 3. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
  • 6. example 1. Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. 2. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. 3. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. d$
  • 7. example 1. Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. delete 2. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. 3. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. d$
  • 8. example 1. Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. delete 2. Ut enim ad 3. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. d$
  • 9. motion only? ? You can use Text-Objects
  • 10. Text Objects ? blocked chars ? word, sentence, paragraph block ? special char surround block ? "xxx", (xxx), <xxx>, <p>xxx</p>
  • 11. Text Objects ? blocked chars ? word, sentence, paragraph block ? special char surround block ? "xxx", (xxx), <xxx>, <p>xxx</p> Yes, corder friendly!!
  • 12. How to use ? [operator] [motion] ◎ ? [operator] [text-objects speci?er] ? target = speci?ed text-objects
  • 13. speci?er ? [a|i][wsp])}>"'`t] ? aw : a word ? i> : inner > ? at : a tag ? etc...
  • 14. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. };
  • 15. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. };
  • 16. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. }; di'
  • 17. example 1. var superFunc = function() { 2. console.log (''); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. }; di'
  • 18. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. };
  • 19. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. }; cit
  • 20. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>abc</p>') 5. .appendTo('.super_anchor'); 6. }; cit
  • 21. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. }; cat
  • 22. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") include tag 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. }; cat
  • 23. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('abc') 5. .appendTo('.super_anchor'); 6. }; cat
  • 24. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. }; yi}
  • 25. example 1. var superFunc = function() { 2. console.log ('pretty good function'); 3. $("<div>") 4. .html('<p>fancy html</p>') 5. .appendTo('.super_anchor'); 6. }; yi}
  • 26. Conclusion ? Use "text objects" for elegant vim operation ? :help text-objects