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856
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1 Test for user functions.
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2 Also test an <expr> mapping calling a function.
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3687
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3 Also test that a builtin function cannot be replaced.
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5473
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4 Also test for regression when calling arbitrary expression.
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7
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5
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6 STARTTEST
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7 :so small.vim
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8 :function Table(title, ...)
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9 : let ret = a:title
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10 : let idx = 1
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11 : while idx <= a:0
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12 : exe "let ret = ret . a:" . idx
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13 : let idx = idx + 1
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14 : endwhile
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15 : return ret
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16 :endfunction
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17 :function Compute(n1, n2, divname)
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18 : if a:n2 == 0
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19 : return "fail"
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20 : endif
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21 : exe "let g:" . a:divname . " = ". a:n1 / a:n2
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22 : return "ok"
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23 :endfunction
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856
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24 :func Expr1()
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25 : normal! v
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26 : return "111"
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27 :endfunc
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28 :func Expr2()
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29 : call search('XX', 'b')
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30 : return "222"
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31 :endfunc
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32 :func ListItem()
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33 : let g:counter += 1
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34 : return g:counter . '. '
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35 :endfunc
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36 :func ListReset()
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37 : let g:counter = 0
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38 : return ''
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39 :endfunc
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2179
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40 :func FuncWithRef(a)
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41 : unlet g:FuncRef
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42 : return a:a
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43 :endfunc
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44 :let g:FuncRef=function("FuncWithRef")
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856
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45 :let counter = 0
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46 :inoremap <expr> ( ListItem()
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47 :inoremap <expr> [ ListReset()
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48 :imap <expr> + Expr1()
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49 :imap <expr> * Expr2()
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7
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50 :let retval = "nop"
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51 /^here
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52 C=Table("xxx", 4, "asdf")
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53 =Compute(45, 0, "retval")
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54 =retval
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55 =Compute(45, 5, "retval")
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56 =retval
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2179
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57 =g:FuncRef(333)
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856
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58
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59 XX+-XX
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60 ---*---
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61 (one
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62 (two
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3687
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63 [(one again:call append(line('$'), max([1, 2, 3]))
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64 :call extend(g:, {'max': function('min')})
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65 :call append(line('$'), max([1, 2, 3]))
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5473
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66 :try
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67 : " Regression: the first line below used to throw ?E110: Missing ')'?
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68 : " Second is here just to prove that this line is correct when not skipping
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69 : " rhs of &&.
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70 : $put =(0&&(function('tr'))(1, 2, 3))
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71 : $put =(1&&(function('tr'))(1, 2, 3))
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72 :catch
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73 : $put ='!!! Unexpected exception:'
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74 : $put =v:exception
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75 :endtry
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76 :$-9,$w! test.out
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1405
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77 :delfunc Table
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78 :delfunc Compute
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79 :delfunc Expr1
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80 :delfunc Expr2
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81 :delfunc ListItem
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82 :delfunc ListReset
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83 :unlet retval counter
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84 :q!
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7
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85 ENDTEST
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86
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87 here
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