Mercurial > vim
annotate src/vim9.h @ 19181:94eda51ba9ba v8.2.0149
patch 8.2.0149: maintaining a Vim9 branch separately is more work
Commit: https://github.com/vim/vim/commit/8a7d6542b33e5d2b352262305c3bfdb2d14e1cf8
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Jan 26 15:56:19 2020 +0100
patch 8.2.0149: maintaining a Vim9 branch separately is more work
Problem: Maintaining a Vim9 branch separately is more work.
Solution: Merge the Vim9 script changes.
author | Bram Moolenaar <Bram@vim.org> |
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date | Sun, 26 Jan 2020 16:00:05 +0100 |
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children | 9dc843109c97 |
rev | line source |
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19181
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
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2 * |
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3 * VIM - Vi IMproved by Bram Moolenaar |
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4 * |
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5 * Do ":help uganda" in Vim to read copying and usage conditions. |
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6 * Do ":help credits" in Vim to see a list of people who contributed. |
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7 * See README.txt for an overview of the Vim source code. |
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8 */ |
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9 |
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10 /* |
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11 * vim9.h: types and globals used for Vim9 script. |
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12 */ |
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13 |
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14 typedef enum { |
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15 ISN_EXEC, // execute Ex command line isn_arg.string |
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16 ISN_ECHO, // echo isn_arg.number items on top of stack |
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17 |
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18 // get and set variables |
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19 ISN_LOAD, // push local variable isn_arg.number |
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20 ISN_LOADV, // push v: variable isn_arg.number |
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21 ISN_LOADSCRIPT, // push script-local variable isn_arg.script. |
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22 ISN_LOADS, // push s: variable isn_arg.string |
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23 ISN_LOADG, // push g: variable isn_arg.string |
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24 ISN_LOADOPT, // push option isn_arg.string |
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25 ISN_LOADENV, // push environment variable isn_arg.string |
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26 ISN_LOADREG, // push register isn_arg.number |
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27 |
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28 ISN_STORE, // pop into local variable isn_arg.number |
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29 ISN_STOREG, // pop into global variable isn_arg.string |
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30 ISN_STORESCRIPT, // pop into scirpt variable isn_arg.script |
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31 ISN_STOREOPT, // pop into option isn_arg.string |
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32 // ISN_STOREOTHER, // pop into other script variable isn_arg.other. |
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33 |
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34 ISN_STORENR, // store number into local variable isn_arg.storenr.str_idx |
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35 |
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36 // constants |
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37 ISN_PUSHNR, // push number isn_arg.number |
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38 ISN_PUSHBOOL, // push bool value isn_arg.number |
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39 ISN_PUSHSPEC, // push special value isn_arg.number |
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40 ISN_PUSHF, // push float isn_arg.fnumber |
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41 ISN_PUSHS, // push string isn_arg.string |
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42 ISN_PUSHBLOB, // push blob isn_arg.blob |
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43 ISN_NEWLIST, // push list from stack items, size is isn_arg.number |
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44 ISN_NEWDICT, // push dict from stack items, size is isn_arg.number |
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45 |
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46 // function call |
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47 ISN_BCALL, // call builtin function isn_arg.bfunc |
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48 ISN_DCALL, // call def function isn_arg.dfunc |
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49 ISN_UCALL, // call user function or funcref/partial isn_arg.ufunc |
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50 ISN_PCALL, // call partial, use isn_arg.pfunc |
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51 ISN_RETURN, // return, result is on top of stack |
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52 ISN_FUNCREF, // push a function ref to dfunc isn_arg.number |
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53 |
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54 // expression operations |
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55 ISN_JUMP, // jump if condition is matched isn_arg.jump |
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56 |
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57 // loop |
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58 ISN_FOR, // get next item from a list, uses isn_arg.forloop |
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59 |
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60 ISN_TRY, // add entry to ec_trystack, uses isn_arg.try |
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61 ISN_THROW, // pop value of stack, store in v:exception |
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62 ISN_PUSHEXC, // push v:exception |
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63 ISN_CATCH, // drop v:exception |
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64 ISN_ENDTRY, // take entry off from ec_trystack |
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65 |
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66 // moreexpression operations |
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67 ISN_ADDLIST, |
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68 ISN_ADDBLOB, |
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69 |
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70 // operation with two arguments; isn_arg.op.op_type is exptype_T |
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71 ISN_OPNR, |
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72 ISN_OPFLOAT, |
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73 ISN_OPANY, |
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74 |
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75 // comparative operations; isn_arg.op.op_type is exptype_T, op_ic used |
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76 ISN_COMPAREBOOL, |
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77 ISN_COMPARESPECIAL, |
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78 ISN_COMPARENR, |
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79 ISN_COMPAREFLOAT, |
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80 ISN_COMPARESTRING, |
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81 ISN_COMPAREBLOB, |
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82 ISN_COMPARELIST, |
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83 ISN_COMPAREDICT, |
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84 ISN_COMPAREFUNC, |
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85 ISN_COMPAREPARTIAL, |
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86 ISN_COMPAREANY, |
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87 |
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88 // expression operations |
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89 ISN_CONCAT, |
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90 ISN_INDEX, // [expr] list index |
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91 ISN_MEMBER, // dict.member using isn_arg.string |
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92 ISN_2BOOL, // convert value to bool, invert if isn_arg.number != 0 |
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93 ISN_2STRING, // convert value to string at isn_arg.number on stack |
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94 ISN_NEGATENR, // apply "-" to number |
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95 |
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96 ISN_CHECKNR, // check value can be used as a number |
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97 ISN_CHECKTYPE, // check value type is isn_arg.type.tc_type |
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98 |
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99 ISN_DROP // pop stack and discard value |
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100 } isntype_T; |
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101 |
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102 |
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103 // arguments to ISN_BCALL |
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104 typedef struct { |
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105 int cbf_idx; // index in "global_functions" |
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106 int cbf_argcount; // number of arguments on top of stack |
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107 } cbfunc_T; |
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108 |
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109 // arguments to ISN_DCALL |
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110 typedef struct { |
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111 int cdf_idx; // index in "def_functions" for ISN_DCALL |
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112 int cdf_argcount; // number of arguments on top of stack |
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113 } cdfunc_T; |
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114 |
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115 // arguments to ISN_PCALL |
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116 typedef struct { |
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117 int cpf_top; // when TRUE partial is above the arguments |
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118 int cpf_argcount; // number of arguments on top of stack |
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119 } cpfunc_T; |
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120 |
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121 // arguments to ISN_UCALL and ISN_XCALL |
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122 typedef struct { |
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123 char_u *cuf_name; |
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124 int cuf_argcount; // number of arguments on top of stack |
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125 } cufunc_T; |
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126 |
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127 typedef enum { |
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128 JUMP_ALWAYS, |
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129 JUMP_IF_TRUE, // pop and jump if true |
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130 JUMP_IF_FALSE, // pop and jump if false |
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131 JUMP_AND_KEEP_IF_TRUE, // jump if top of stack is true, drop if not |
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132 JUMP_AND_KEEP_IF_FALSE, // jump if top of stack is false, drop if not |
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133 } jumpwhen_T; |
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134 |
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135 // arguments to ISN_JUMP |
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136 typedef struct { |
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137 jumpwhen_T jump_when; |
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138 int jump_where; // position to jump to |
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139 } jump_T; |
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140 |
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141 // arguments to ISN_FOR |
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142 typedef struct { |
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143 int for_idx; // loop variable index |
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144 int for_end; // position to jump to after done |
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145 } forloop_T; |
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146 |
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147 // arguments to ISN_TRY |
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148 typedef struct { |
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149 int try_catch; // position to jump to on throw |
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150 int try_finally; // position to jump to for return |
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151 } try_T; |
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152 |
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153 // arguments to ISN_ECHO |
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154 typedef struct { |
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155 int echo_with_white; // :echo instead of :echon |
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156 int echo_count; // number of expressions |
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157 } echo_T; |
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158 |
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159 // arguments to ISN_OPNR, ISN_OPFLOAT, etc. |
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160 typedef struct { |
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161 exptype_T op_type; |
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162 int op_ic; // TRUE with '#', FALSE with '?', else MAYBE |
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163 } opexpr_T; |
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164 |
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165 // arguments to ISN_CHECKTYPE |
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166 typedef struct { |
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167 vartype_T ct_type; |
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168 int ct_off; // offset in stack, -1 is bottom |
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169 } checktype_T; |
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170 |
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171 // arguments to ISN_STORENR |
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172 typedef struct { |
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173 int str_idx; |
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174 varnumber_T str_val; |
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175 } storenr_T; |
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176 |
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177 // arguments to ISN_STOREOPT |
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178 typedef struct { |
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179 char_u *so_name; |
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180 int so_flags; |
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181 } storeopt_T; |
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182 |
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183 // arguments to ISN_LOADS |
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184 typedef struct { |
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185 char_u *ls_name; // variable name |
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186 int ls_sid; // script ID |
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187 } loads_T; |
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188 |
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189 // arguments to ISN_LOADSCRIPT |
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190 typedef struct { |
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191 int script_sid; // script ID |
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192 int script_idx; // index in sn_var_vals |
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193 } script_T; |
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194 |
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195 /* |
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196 * Instruction |
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197 */ |
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198 typedef struct { |
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199 isntype_T isn_type; |
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200 int isn_lnum; |
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201 union { |
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202 char_u *string; |
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203 varnumber_T number; |
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204 blob_T *blob; |
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205 #ifdef FEAT_FLOAT |
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206 float_T fnumber; |
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207 #endif |
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208 jump_T jump; |
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209 forloop_T forloop; |
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210 try_T try; |
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211 cbfunc_T bfunc; |
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212 cdfunc_T dfunc; |
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213 cpfunc_T pfunc; |
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214 cufunc_T ufunc; |
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215 echo_T echo; |
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216 opexpr_T op; |
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217 checktype_T type; |
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218 storenr_T storenr; |
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219 storeopt_T storeopt; |
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220 loads_T loads; |
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221 script_T script; |
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222 } isn_arg; |
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223 } isn_T; |
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224 |
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225 /* |
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226 * Info about a function defined with :def. Used in "def_functions". |
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227 */ |
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228 struct dfunc_S { |
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229 ufunc_T *df_ufunc; // struct containing most stuff |
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230 int df_idx; // index in def_functions |
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231 int df_deleted; // if TRUE function was deleted |
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232 |
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233 garray_T df_def_args_isn; // default argument instructions |
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234 isn_T *df_instr; // function body to be executed |
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235 int df_instr_count; |
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236 |
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237 int df_varcount; // number of local variables |
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238 }; |
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239 |
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240 // Number of entries used by stack frame for a function call. |
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241 #define STACK_FRAME_SIZE 3 |
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242 |
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243 |
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244 #ifdef DEFINE_VIM9_GLOBALS |
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245 // Functions defined with :def are stored in this growarray. |
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246 // They are never removed, so that they can be found by index. |
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247 // Deleted functions have the df_deleted flag set. |
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248 garray_T def_functions = {0, 0, sizeof(dfunc_T), 50, NULL}; |
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249 #else |
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250 extern garray_T def_functions; |
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251 #endif |
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252 |