wash
97a83addc8
the runtime will handle writing any output values to the terminal if necessary. instead, write-output can now be used to write arbitrary values into the pipeline for later commands to use.
98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
#include <bshell/command/cmdlet.h>
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#include <bshell/command/command.h>
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#include <bshell/runtime/pipeline.h>
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#include <bshell/status.h>
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#include <fx/collections/array.h>
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#include <fx/reflection/function.h>
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#include <fx/string.h>
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#include <fx/value-type.h>
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#include <fx/vector.h>
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#define BSHELL_TYPE_WRITE_OUTPUT (bshell_write_output_get_type())
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fx_type_id bshell_write_output_get_type(void);
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FX_DECLARE_TYPE(bshell_write_output);
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FX_TYPE_CLASS_DECLARATION_BEGIN(bshell_write_output)
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FX_TYPE_CLASS_DECLARATION_END(bshell_write_output)
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struct bshell_write_output_p {
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size_t w_arg_count;
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size_t w_arg_index;
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};
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static enum bshell_status begin_processing(
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bshell_cmdlet *cmdlet,
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enum bshell_command_position position)
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{
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struct bshell_write_output_p *p
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= fx_object_get_private(cmdlet, BSHELL_TYPE_WRITE_OUTPUT);
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p->w_arg_index = 1;
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p->w_arg_count = bshell_command_get_arg_count(cmdlet);
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return BSHELL_SUCCESS;
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}
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static enum bshell_status process_record(
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bshell_cmdlet *cmdlet,
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bshell_pipeline *pipeline,
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struct bshell_runtime *rt)
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{
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struct bshell_write_output_p *p
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= fx_object_get_private(cmdlet, BSHELL_TYPE_WRITE_OUTPUT);
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if (p->w_arg_index < p->w_arg_count) {
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const fx_value *arg
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= bshell_command_get_arg(cmdlet, p->w_arg_index++);
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bshell_pipeline_write_value(pipeline, *arg, false);
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return BSHELL_SUCCESS;
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}
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fx_value in = bshell_pipeline_read_value(pipeline);
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if (fx_value_is_set(&in)) {
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bshell_pipeline_write_value(pipeline, in, false);
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fx_value_unset(&in);
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}
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return BSHELL_SUCCESS;
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}
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static enum bshell_status end_processing(bshell_cmdlet *cmdlet)
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{
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struct bshell_write_output_p *p
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= fx_object_get_private(cmdlet, BSHELL_TYPE_WRITE_OUTPUT);
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return BSHELL_SUCCESS;
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}
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static void init(fx_object *obj, void *priv)
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{
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}
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FX_TYPE_CLASS_BEGIN(bshell_write_output)
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FX_TYPE_VTABLE_INTERFACE_BEGIN(fx_object, FX_TYPE_OBJECT)
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FX_INTERFACE_ENTRY(to_string) = NULL;
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FX_TYPE_VTABLE_INTERFACE_END(fx_object, FX_TYPE_OBJECT)
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FX_TYPE_VTABLE_INTERFACE_BEGIN(bshell_cmdlet, BSHELL_TYPE_CMDLET)
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FX_INTERFACE_ENTRY(c_verb) = BSHELL_VERB_WRITE;
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FX_INTERFACE_ENTRY(c_noun) = "Output";
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FX_TYPE_VTABLE_INTERFACE_END(bshell_cmdlet, BSHELL_TYPE_CMDLET)
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FX_TYPE_VTABLE_INTERFACE_BEGIN(bshell_command, BSHELL_TYPE_COMMAND)
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FX_INTERFACE_ENTRY(c_begin_processing) = begin_processing;
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FX_INTERFACE_ENTRY(c_process_record) = process_record;
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FX_INTERFACE_ENTRY(c_end_processing) = end_processing;
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FX_TYPE_VTABLE_INTERFACE_END(bshell_cmdlet, BSHELL_TYPE_CMDLET)
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FX_TYPE_CLASS_END(bshell_write_output)
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FX_TYPE_DEFINITION_BEGIN(bshell_write_output)
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FX_TYPE_ID(0xf7f9c42d, 0xc053, 0x4ffc, 0xa8ec, 0x78fef4844ac0);
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FX_TYPE_NAME("bshell.core.write_output");
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FX_TYPE_EXTENDS(BSHELL_TYPE_CMDLET);
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FX_TYPE_CLASS(bshell_write_output_class);
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FX_TYPE_INSTANCE_INIT(init);
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FX_TYPE_INSTANCE_PRIVATE(struct bshell_write_output_p);
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FX_TYPE_DEFINITION_END(bshell_write_output)
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